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vivian

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Questions (68)

Calculate the solubility product of calcium hydroxide if the solubility of Ca(OH)2(s) in water at 25◦C is 0.011 M.Choices: 1.
1. 6 answers
2. asked by vivian
3. 3,821 views
What would be the pH of a 0.563 M solution of ammonia (NH3) at room temperature? The Kb of ammonia is 1.78 × 10−5.1. 2.5 2. 7
1. 4 answers
2. 3,626 views
Can someone give me an example of a metaphor?Is a mouse in front of the yawning maw of a python, a metaphor? Sorry, I wrote the
1. 1 answer
2. 681 views
I want to know object of stomach.http://en.wikipedia.org/wiki/Stomach
1. 1 answer
2. 344 views
There are 15 qualified applicants for 5 trainee positions in a fast-food program. How many groups of trainees can be selected?I
1. 4 answers
2. 2,106 views
in gas chromatography, if the two peaks in chromatogram are too close, what changes in experimental conditions could make to
1. 1 answer
2. 483 views
I shall argue that this reaction was irrational to a great extent and that to that extent Americans unwittingly cooperated with
1. 1 answer
2. 378 views
Did African Americans have consequences with extermination?
1. 1 answer
2. 294 views
Did African Americans suffer from segregation?
1. 1 answer
2. 389 views
Eddings Company had a beginning inventory of 400 units of Product XNA at a cost of $8.00 per unit. During the year, purchases
1. 1 answer
2. 741 views
Eddings Company had a beginning inventory of 400 units of Product XNA at a cost of $8.00 per unit. During the year, purchases
1. 2 answers
2. 717 views
On May 31, 2011, James Logan Company had a cash balance per books of $6,781.50. The bank statement from Farmers State Bank on
1. 6 answers
2. 1,496 views
On May 31, 2011, James Logan Company had a cash balance per books of $6,781.50. The bank statement from Farmers State Bank on
1. 1 answer
2. 748 views
On May 31, 2011, James Logan Company had a cash balance per books of $6,781.50. The bank statement from Farmers State Bank on
1. 3 answers
2. 1,191 views
Listed below are five procedures followed by The Beat Company.Several individuals operate the cash register using the same
1. 1 answer
2. 1,266 views
Internal controls are concerned with?
1. 1 answer
2. 936 views
A petty cash fund of $100 is replenished when the fund contains $3 in cash and receipts for $93. The entry to replenish the fund
1. 4 answers
2. 4,331 views
Tavarez Company assembled the following information in completing its July bank reconciliation: balance per bank $15,280;
1. 2 answers
2. 633 views
Information related to Hermesch Company for 2011 is summarized below.Total credit sales $2,200,000 Accounts receivable at
1. 2 answers
2. 531 views
In recent years, Juresic Transportation purchased three used buses. Because of frequent turnover in the accounting department, a
1. 2 answers
2. 634 views
In recent years, Juresic Transportation purchased three used buses. Because of frequent turnover in the accounting department, a
1. 2 answers
2. 597 views
What did the Spanish hope to do in California?
1. 5 answers
2. 782 views
s=1/2(a-b)x find b
1. 2 answers
2. 1,011 views
why is yeast used in the experiment of respiration?
1. 1 answer
2. 368 views
what are examples of enzymatic disorders?How do the diseases involve enzymatic reactions?
1. 1 answer
2. 600 views
how did john adams feel about the behaviors of son of liberty?
1. 1 answer
2. 330 views
What ultimately changes John Adams's mind and favor of American revolution?
1. 1 answer
2. 315 views
Calculate the pH of the solute in an aqueous solution of 0.0047 M codeine, if the pKa of itsconjugate acid is 8.21.What is the
1. 2 answers
2. 1,036 views
What is the pH of 8.94 × 10−6 M HCN(aq), ignoring the effect of the autoprotolysis of water?1. 7.17923 (basic; thus not
1. 5 answers
2. 591 views
Consider the ionization constants hypochlorous acid (HOCl) : Ka = 3.5 × 10−8; ammonia (NH3) : Kb = 1.8×10−5. A solution of
1. 4 answers
2. 1,744 views
What would be the pH of a 0.563 M solution of ammonia (NH3) at room temperature? The Kb of ammonia is 1.78 × 10−5.1. 2.5 2. 7
1. 2 answers
2. 583 views
Calculate the pH at the equivalence point for the titration of a solution containing 1250.0 mg of hilariamine (MW = 92.5 g/mol,
1. 4 answers
2. 513 views
Calculate the pH at the equivalence point for the titration of a solution containing 1250.0 mg of hilariamine (MW = 92.5 g/mol,
1. 5 answers
2. 903 views
Greg will need $218,000.00 in 15yrs for college bills, how much does he have to invest today @8% compounded semiannually?
1. 1 answer
2. 468 views
Earl wants to retire to San Diego when he is 65, he is now 50. He will need $300,000.00, how much would he have to invest today
1. 1 answer
2. 403 views
in simple distillation or fractional distillation do the changes in temperature occur more gradually? and why?
1. 3 answers
2. 586 views
An unknown compound melted at 131-133°C. It is thought to be one of the following compounds(mp,°C): trans-cinnamic acid
1. 4 answers
2. 2,221 views
How do injector temperature and detector temperature affect retention time of a compound in gas chromatography?
1. 1 answer
2. 981 views
Calculate the theoretical yield for the bromination of bothstilbenes and cinnamic acid, assuming the presence of
1. 3 answers
2. 2,679 views
The freezing-point depression is -0.930 Celsius degree. Determine the molality of the solution of an unknown nonelectrolyte in
1. 3 answers
2. 802 views
Which of the following solutions will have a higher boiling point?A. 1m C6H12O6 B. 1m NaCl C. 1m MgCl2 D. 1m AlCl3 And pls
1. 5 answers
2. 6,612 views
2 solutions of equal amounts in a u-tube are separated by a semipermeable membrane. The level os the (more/less( concentrated
1. 3 answers
2. 1,762 views
explain how to compare 0.34 and 0.27
1. 4 answers
2. 412 views
Calculate the theoretical pH when 5.00 ml of 0.0100 M HCl is added to 30.00 mL of deionized water.
1. 1 answer
2. 467 views
a program in c++ that accepts exam marks for 10 students and stores them in an array.the program should then calculate and utput
1. 4 answers
2. 829 views
if a ball standing on four legs wetght 1,200 pounds,how much will this bull weigh when standing on three legs
1. 2 answers
2. 495 views
i need help with elimination and substitution linear equation
1. 1 answer
2. 350 views
ella miller and her family issues
1. 1 answer
2. 353 views
What is the smallest six digit number you can make that would round to 126000?
1. 1 answer
2. 377 views
In Carl's drawer, he has white,gray,and black socks. In his closet,he has black brown,and blue shoes. I need to make a
1. 2 answers
2. 540 views
A pure organic compound weighing 947.4mg was heated in a stream of oxygen. The effluent gas was swept successively through a
1. 4 answers
2. 806 views
A sample of freshly precipitated silver chloride weighs 704.7mg. Before the solution can be filtered and washed 10.0mg of AgCl
1. 4 answers
2. 848 views
in the gravimetric determination of barium in BaCrO4, what weight of sample must be taken so that the weight of the precipitate
1. 3 answers
2. 1,669 views
an organic pesticide (mw 183.7) is 8.43% cl. a 0.627g sample containing the pesticide plus inert material containing no chloride
1. 4 answers
2. 1,640 views
Give the list of elements and write in the form with condition the following sets:the set of natural numbers that are multiples
1. 2 answers
2. 639 views
Write each series as a summation in sigma notation.5+8+11+14 i=1
1. 2 answers
2. 594 views
Write each series as a summation in sigma notation.(−1)^2+0^2+1^2+2^2+3^2
1. 2 answers
2. 507 views
A box contains 5 yellow balls, 3 blue, and 1 red ball. Two balls are drawn at random. Find the probability that the two balls
1. 5 answers
2. 4,767 views
Four copper wires of equal length are connected in series. Their cross-sectional areas are 0.96 cm^2, 2.02 cm^2, 2.90 cm^2, and
1. 1 answer
2. 815 views
Given the cost of direct materials of $500 and the labour rate of $20 per hour. Assuming the predetermined overhead rate is $5
1. 1 answer
2. 417 views
if the 8th term of an A.P is twice the 5th term, find the 12th term
1. 4 answers
2. 840 views
the sum of two numbers is 60. their difference is 6.construct a system of equations and algebraically find the value of the
1. 4 answers
2. 448 views
If each edge of a cube is increased by 2 inches, theA. volume is increased by 8 cubic inches B. area of each face is increased
1. 4 answers
2. 856 views
letter to my uncle telling him to asist me for my school fees
1. 7 answers
2. 1,864 views
A man drove his car north west for a distance of 10km,then east for 40km and then south for 60km.Calculate the overall
1. 5 answers
2. 1,139 views
What is the volume of 2.0M H2SO4 (aq) that would neutralize 25 mL of 4.0M NaOH (aq)?
1. 1 answer
2. 371 views
Solve 5/4=y−1/4.
1. 3 answers
2. 539 views
Jamal got a job working on a assembly line in a toy factory, on the 20th day of work, he assembled 137 toys, he noticed that
1. 1 answer
2. 126 views

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