1 answer

Remaining time: 17.37 Question 3 Which of the following statements is nor true? (You can select multiple answers if you

Question:

Remaining time: 17.37 Question 3 Which of the following statements is nor true? (You can select multiple answers if you think so) Your answer: Volumetric flask is used for preparing solutions and it has moderate estimate of the volume. Capillary tube is used in "coffee cUp calorimeter" experiment Indicator is used in "stoichiometry" experiment Mass balance is used in all CHEICOI laboratory experiments. Heating function of the hot plate is used in "changes of state" and "soap" experiments: Back Complcte test Pausc [cst


Answers

State whether each of the following statements is true or false. Justify your answer in each case. (a) When acetone, $\mathrm{CH}_{3} \mathrm{COCH}_{3}$, is dissolved in water, a conducting solution results. (b) When ammonium nitrate, $\mathrm{NH}_{4} \mathrm{NO}_{3}$, dissolves in water, the solution is weakly conducting and basic in nature.

.

Similar Solved Questions

1 answer
Sweet Corporation issued $470,000 of 7% bonds on November 1, 2020, for $499,520. The bonds were...
Sweet Corporation issued $470,000 of 7% bonds on November 1, 2020, for $499,520. The bonds were dated November 1, 2020, and mature in 8 years, with interest payable each May 1 and November 1. Sweet uses the effective interest method with an effective rate of 6%. Prepare Sweet's December 31, 2020...
1 answer
2. A 62-year-old woman has been diagnosed with hyperlipidemia. Her total cholesterol, LDL cholesterol and triglycerides...
2. A 62-year-old woman has been diagnosed with hyperlipidemia. Her total cholesterol, LDL cholesterol and triglycerides are significantly elevated. She has been trying diet and exercise for the last 6 months but her lipid levels remain elevated. Her family medical history is significant for both par...
1 answer
Please only do C. Explain why the answer is correct. If the answer is not correct...
Please only do C. Explain why the answer is correct. If the answer is not correct explain the right way thank you. Consider the following propositions over the integers N. • p:n is a divisor of 12 • q: n is even What are the truth sets of a)p b) p 1 a c) p +9 For finite sets you can list ...
5 answers
F csin € dr A. substitution B. integration by parts C, neither2. J dx 1402 A. neither B. substitution C.integration by parts 1 zez? dx A. neither B. substitution C.integration by partsJ cos(z?) dx A. neither integration by parts substitutiondx V2I+1A. integration by parts substitution C.nelther
f csin € dr A. substitution B. integration by parts C, neither 2. J dx 1402 A. neither B. substitution C.integration by parts 1 zez? dx A. neither B. substitution C.integration by parts J cos(z?) dx A. neither integration by parts substitution dx V2I+1 A. integration by parts substitution C.ne...
5 answers
9.5 points Astudent borrows $53,100 at 4.8% compounded monthly Find the total amount of interest paid over a 15 year period. $212.40 5414.40574,592.00 521,492.00
9.5 points Astudent borrows $53,100 at 4.8% compounded monthly Find the total amount of interest paid over a 15 year period. $212.40 5414.40 574,592.00 521,492.00...
1 answer
Perkins National Bank has collected the following information for four activities and two types of credit...
Perkins National Bank has collected the following information for four activities and two types of credit cards: Activity Driver Classic Gold Activity Rate ($) Processing transactions Transactions processed 12,000 7,200 0.20 Preparing statements Number of statements 12,000 7,200 0.95 Answering quest...
5 answers
Question 23 (1 point) Suppose balloon is filled s0 that its volume is when the pressure 750 torr and the tempcrature is 249C. What volume will occupy if it rises to an elevation Ihere the pressure 375 tOrr and the temperature is 12*C? Enter only number (unit is L)Question 24 (1 point) What [s the mass of BaClz in a 0.250 L bottle of 0.200 V BaCl2? In gram; enter only number
Question 23 (1 point) Suppose balloon is filled s0 that its volume is when the pressure 750 torr and the tempcrature is 249C. What volume will occupy if it rises to an elevation Ihere the pressure 375 tOrr and the temperature is 12*C? Enter only number (unit is L) Question 24 (1 point) What [s the m...
5 answers
1a) Calculate the pH of after 200.0 mL of 0.300 M acetic acid istitrated with 60.00 mL of 1.000 M NaOH? ka= 1.8x10^-51b)How many mL of 1.00M HCl is needed to prepare a pH=9.00buffer using 50.0 mL of 0.40M Ammonium chloride solution?Ka (NH4+) = 5.6 x10-10
1a) Calculate the pH of after 200.0 mL of 0.300 M acetic acid is titrated with 60.00 mL of 1.000 M NaOH? ka= 1.8x10^-5 1b)How many mL of 1.00M HCl is needed to prepare a pH=9.00 buffer using 50.0 mL of 0.40M Ammonium chloride solution? Ka (NH4+) = 5.6 x 10-10...
5 answers
(Li points)_Ware_Solution (AlLor Nothing) Demonstrate by direct calculation that the function u(x,t) = f(x -at) satisfies one of the three equations given below Satisfies" means that the substitution of ulx,t) = f(x- at) makes both sides of the equation to be equalar2at?
(Li points)_Ware_Solution (AlLor Nothing) Demonstrate by direct calculation that the function u(x,t) = f(x -at) satisfies one of the three equations given below Satisfies" means that the substitution of ulx,t) = f(x- at) makes both sides of the equation to be equal ar2 at?...
1 answer
A machine can be purchased for $50,000 and used for five years, yielding the following net...
A machine can be purchased for $50,000 and used for five years, yielding the following net incomes. In projecting net incomes, straight-line depreciation is applied, using a five-year life and a zero salvage value. Year 2 Net income Year 1 $3,300 $8,300 Year 3 $30,000 Year 4 $12,400 Year 5 $33,200 C...
1 answer
NEED HELP CHECKING ANSWERS What functional groups other than alkane/cycloalkane are present in the above molecule:...
NEED HELP CHECKING ANSWERS What functional groups other than alkane/cycloalkane are present in the above molecule: alcohol and ether Type the name of the functional group(s) in the given blanks, my answers are bolded please check! This molecule contains alcohol and ether groups, the ether group get...
5 answers
Let_fkz) Le an ~andlytic fendticn Onn a domain pthat_nas no zeios Cn shau that TF Dis tanddj dr `F_F6) exlends_cotinuasly Jo the tandldyy T of D, Areo Fcz)Lattains Jrs minilcm on DD
let_fkz) Le an ~andlytic fendticn Onn a domain pthat_nas no zeios Cn shau that TF Dis tanddj dr `F_F6) exlends_cotinuasly Jo the tandldyy T of D, Areo Fcz)Lattains Jrs minilcm on DD...
5 answers
F = 24 3 S 'N
F = 24 3 S 'N...
1 answer
How do you differentiate #f(x)= e^x/(e^(x^2) +2x )# using the quotient rule?
How do you differentiate #f(x)= e^x/(e^(x^2) +2x )# using the quotient rule?...
5 answers
1) LDA, THE; -78'C2)Br
1) LDA, THE; -78'C 2) Br...
5 answers
Let lim f(x) = X+ f(x) lim X+0 h(x)-g(x)lim g(x) = -2 and lim h(x)= -1. Then
Let lim f(x) = X+ f(x) lim X+0 h(x)-g(x) lim g(x) = -2 and lim h(x)= -1. Then...
1 answer
Please answer all questions and show all work 1. Write a mechanism for the acid-catalyzed esterification...
Please answer all questions and show all work 1. Write a mechanism for the acid-catalyzed esterification that uses cyclopentanol and acetic acid. 2. Tertiary alcohols do not work well in the procedure outlined for this experiment; they give a different product from what you might expect. Explain thi...
1 answer
Discuss 2-3 ethical/problematic issues related to the blind or the deaf. Do you think a blind...
Discuss 2-3 ethical/problematic issues related to the blind or the deaf. Do you think a blind person could be a nurse or a surgical technician? Discuss whether you support this or whether or not you are against it....
1 answer
Question 12 (1 point) In an L-R-C series circuit, L = 0.253 H, and C =...
Question 12 (1 point) In an L-R-C series circuit, L = 0.253 H, and C = 4.02 ?F. The voltage amplitude of the source is 130 V. What is the resonance angular frequency of the circuit in rad/s?...
4 answers
List the elements in the sample space of this experiment: a 6 sided die is rolled
List the elements in the sample space of this experiment:a 6 sided die is rolled. the sides contain the numbers 1,2,3,4,5,6. list the sample space of rolling one die....
5 answers
Enall 2 Ee bleck slides toxarda thc righl at [0-7takng 4 tnatiak~ Eaal urtar Hlochlen Galld_ ~all unlln Touuhal upueded iad Ine lo mtrk *ulo Ed The rud asu-chlnx und IZ Iast of 4L1 Th 546 & shona Aod . I mahat brruna> uluchedio lhejod durnc tx collulon nhui mutunln Msk #l z fudblod #atcm n44 {Jotie)
enall 2 Ee bleck slides toxarda thc righl at [0-7takng 4 tnatiak~ Eaal urtar Hlochlen Galld_ ~all unlln Touuhal upueded iad Ine lo mtrk *ulo Ed The rud asu-chlnx und IZ Iast of 4L1 Th 546 & shona Aod . I mahat brruna> uluchedio lhejod durnc tx collulon nhui mutunln Msk #l z fudblod #atcm n44...
5 answers
Problem 2- Determine (i) the order of the given dilferential equations aud linenr or nonliner, DO NOT SOLVE THE EQUATION 4 9 sinh t. dt? +0(2) +v")+rv=c-'/9. (1+7)#+4+6v = 0.whether the equation is
Problem 2- Determine (i) the order of the given dilferential equations aud linenr or nonliner, DO NOT SOLVE THE EQUATION 4 9 sinh t. dt? +0(2) +v")+rv=c-'/9. (1+7)#+4+6v = 0. whether the equation is...
5 answers
In March 2012, the state of New York had the highest gasolinetax in the nation at 67.4 cents per gallon. Alaska had the lowestgasoline tax at 26.4 cents per gallon. If the cost of the fuelitself were the same, how much more would it cost you to fill up an18-gallon tank in New York compared to Alaska? ( Express the answerto the nearest cents.)
In March 2012, the state of New York had the highest gasoline tax in the nation at 67.4 cents per gallon. Alaska had the lowest gasoline tax at 26.4 cents per gallon. If the cost of the fuel itself were the same, how much more would it cost you to fill up an 18-gallon tank in New York compared to Al...
5 answers
Refer to the previous exercise. If at each stage the person who currently "has" the rumor does not know who has already heard it and selects the next recipient at random from all five possible individuals, what is the probability that Fhas still not heard the rumor after it has been told ten times at the party?
Refer to the previous exercise. If at each stage the person who currently "has" the rumor does not know who has already heard it and selects the next recipient at random from all five possible individuals, what is the probability that Fhas still not heard the rumor after it has been told t...
1 answer
Assume that the failure times are independent Exponential random variables with mean ? You seek to...
Assume that the failure times are independent Exponential random variables with mean ? You seek to conduct a chi-square test of the hypotheses H0: H7 at the 5% significance level. What is the observed value of the test statistic x2s? (correct to 3 decimal places)...
5 answers
QUESMION 19Given the Intercept on y axis t0 be 21and Sxx = 376 and Sxy 1305 and for 'grveny 60. the value of * wlll be 03.4707 0 2.,69 6 23.34 12:
QUESMION 19 Given the Intercept on y axis t0 be 21and Sxx = 376 and Sxy 1305 and for 'grveny 60. the value of * wlll be 03.4707 0 2.,69 6 23.34 12:...
1 answer
How much should you pay for a 6 year 6% pay bond when interest rates are...
How much should you pay for a 6 year 6% pay bond when interest rates are 8% (the face value of the bond is $10,000)? What is the present value of a $1 billion bond paying 8%, expiring in 5 years when market interest rates are 6%?...
4 answers
If you want to change the levels of RNA transcripts being made by the cell, what would you change?stop sitestart siteconcentration of dNTPspromoter sequence affinity
If you want to change the levels of RNA transcripts being made by the cell, what would you change? stop site start site concentration of dNTPs promoter sequence affinity...
1 answer
Assignment 4 USE U.S. GAAP CODIFICATION For each of the following financial instruments Company A is...
Assignment 4 USE U.S. GAAP CODIFICATION For each of the following financial instruments Company A is a party to, fully explain whether the instrument qualifies as a derivative (show how the instrument meets all the requirements). Provide codification references where appropriate to justify your answ...
1 answer
2) If I need to sample an analog signal into a digital representation of it, what...
2) If I need to sample an analog signal into a digital representation of it, what resolution and sampling rate would I need given the following: a) The maximum frequency I'm interested in is 38kHz. b) The analog signal is bounded between -5V and 5V. c) I need no more than 500uV of digitization e...
1 answer
Icrosuft Edge 003273738&centerwin-yes BUS300 5 Spring2019 5/9/19 1:41 PM ning: 01.35.10 This Question: 7 pts 1...
icrosuft Edge 003273738&centerwin-yes BUS300 5 Spring2019 5/9/19 1:41 PM ning: 01.35.10 This Question: 7 pts 1 of4 (0 cpete) a possible Thomas Kratzer is the purchasing manager tor the headquarters of a large insurance company chain wth a central inventory operation Thomas's tastest-mowing i...
1 answer
Let and be two finite measures on . Prove that if and only if the condition...
Let and be two finite measures on . Prove that if and only if the condition implies   , for each . Thank you for your explanations. We were unable to transcribe this imageWe were unable to transcribe this image(N, P (N)) μ<<φ 6({n})=0 ({n}) = 0 neN...
2 answers
What is the oxidation state of each individual carbon atom in C2O4^(-2)?
What is the oxidation state of each individual carbon atom in C2O4^(-2)?...

-- 0.028369--