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July 22, 2014

Search: Chemistry (check)

Number of results: 56,028

Accounting
A check returned by a bank because the issuer's cash account balance could not cover the check is called a(n): a. Cancelled check b. Certified check c. Outstanding check d. NSF check
October 18, 2012 by Anton

Chemistry(Please check)
1) The Ka for acetic acid is 1.8e-5. What is the pH of a 3.18M solution of this acid? I did 1.8e-5 = x^2/3.18 x=sqrt 1.8e-5 X 3.18 = 7.56e-3 pH=-log(7.56e-3) = 2.12 The pH is 2.12 2) At 25 degrees celsius, the pH of a 1.75M NaCN solution (the Ka for HCN is 4.0e-10) is ? 4.0e-...
April 2, 2012 by Hannah

Math
At a quality control checkpoint on a manufacturing assembly line, 8% of the items failed check A, 10% failed check B, and 2% failed both checks A and B. a. If a product failed check A, what is the probability that it also failed check B? b. If a product failed check B, what is...
November 6, 2009 by Anna

Math
At a quality control checkpoint on a manufacturing assembly line, 8% of the items failed check A, 10% failed check B, and 2% failed both checks A and B. a. If a product failed check A, what is the probability that it also failed check B? b. If a product failed check B, what is...
November 6, 2009 by Anna

Math
At a quality control checkpoint on a manufacturing assembly line, 8% of the items failed check A, 10% failed check B, and 2% failed both checks A and B. a. If a product failed check A, what is the probability that it also failed check B? b. If a product failed check B, what is...
November 6, 2009 by Anna

Math 157
Can someone please help me. At a quality control checkpoint on a manafacturing assembly line, 10% of the items failed check A, 12% failed check B, and 3% failed both checks A and B. a. If a product failed check A, what is the probability that it also failed check B? b. If a ...
December 8, 2010 by Rena

Math
Can someone please help me. At a quality control checkpoint on a manafacturing assembly line, 10% of the items failed check A, 12% failed check B, and 3% failed both checks A and B. a. If a product failed check A, what is the probability that it also failed check B? b. If a ...
December 8, 2010 by Rena

math
At a quality control checkpoint on a manufacturing assembly line, 8% of the items failed check A, 10% failed check B, and 2% failed both checks A and B. a. If a product failed check A, what is the probability that it also failed check B? b. If a product failed check B, what is...
January 9, 2010 by crystal

Math
At a quality control checkpoint on a manafacturing assembly line, 10% of the items failed check A, 12% failed check B, and 3% failed both checks A and B. a. If a product failed check A, what is the probability that it also failed check B? b. If a product failed check B, what ...
December 8, 2010 by Rena

Math
At a quality control checkpoint on a manafacturing assembly line, 10% of the items failed check A, 12% failed check B, and 3% failed both checks A and B. a. If a product failed check A, what is the probability that it also failed check B? b. If a product failed check B, what ...
December 8, 2010 by Rena

Algebra
Hello, can someone help me solve and check the following 1) x - 8 = 20 Check: 2) x + 15 = 35 Check: 3) -x +6 = 3 Check: The symbol 'x' is in italic. If I can understand the symbols better, I belive I can get the hang of the course.
January 8, 2010 by Tamir

Algebra
Hello, can someone tell me if I got the following solve and check work correct? 1. solve and check 1/2x = 3 5/6 1/2x = 3 5/6 1/2x = 23/6 3x = 23/3 x = 23/3 And to check for it 1/2x = 3 5/6 1/2x = 23/6 46x = 6 x = 6/46 x = 3/23 2. Solve and check 3x + 2 / 2 = 7 3x + 2 / 2 = 7 ...
April 13, 2010 by Tamir

English
1. Can you give me a rain check? 2. Can I take a rain check? 3. Can I have a frain check? 4. Can I get a rain check? (Are they all grammatical and the same? Which expression is commonly used?)
November 20, 2012 by rfvv

Chemistry conversions check
I'm sooooooo not sure if I'm doing this right, but can someone check it please? Thanks :)) 5) Determine the mass in grams of 3.01 x 10^23 atoms of Cl (element) I got 17.5 grams...is this right?
September 10, 2009 by Emily

chemistry
Under the appropriate conditions, NO forms NO2 and N2O: 3NO(g) <--> N2O(g) + NO2(g) Use the values for delta G naught for the following reactions to calculate the value of Kp for the above reaction at 500.0 C 2NO(g) + O2(g) <--> 2NO(g) delta g=-69.7 kJ 2N2O(g) <...
November 5, 2012 by Victoria

Chemistry check and help
what is ... Sodium bisulphate hydroiodic acid ammonium dihydrogen phosphate Zn(HCrO4)2 Calcium metal ferrous bromide sodium carbide phosphate radical Check... sodium bicarbonate NaHCO3
March 11, 2014 by Sam

algebra
If you write a check without enough money in the bank a certain store will charge you a penalty if the check is returned to them from the bank. The penalty is 15% of the amount of the check plus a $25 processing fee. Let the "n" amount of the check and the
August 21, 2010 by Anonymous

chemistry(Please Check)
You dissolve 6.55 g of potassium nitrate in enough water to make a 250. mL solution. What is the molarity of this solution ?Answer: 0.0262 Please Check my answer
April 23, 2012 by Wurola

Algebra HELP :(
If you write a check without enough money in the bank, a certain store will charge you a penalty if the check is returned to them from the bank. The penalty is 5% of the amount of the check plus a $10 processing fee. Let n= the amount of the check and p the amount of the ...
June 4, 2010 by bart

math
how would I check this on my own? I know you put numbers in the place of the letters but when I do that I come up with my moms answer. this is what i have when I check my work. p=-2 q=3 6*(-2)*3 =-36 but 3(-2)(-2*3)=36 could you tell me what i'm doing wrong when I check them ...
October 22, 2010 by TiffanyJ

Chemistry
24.5 ml of water are added to a 1.20 molar solution of nitric acid. If the concentration decreases to 0.55 molar, what volume of the concentrated solution was used? 1.20 M x mL = (24.5 mL + mL) x 0.55 M Solve for mL. Check my thinking. When you finish the calculation, check it...
April 20, 2007 by Veronica

chemistry
DR BOB Can you check my answer at Monday may 10 2010 at 7:12 pm at Chemistry -andy(Page 2) I think I may have got it !!! Thanks andy
May 10, 2010 by Andy

5th grade Math
Find the product. Estimate to check. 0.12 X 04 _______ O.108 How do I estimate to check? 0.07 X 9.2 ________ 0.644 How do I estimate to check? 0.848 X 3.2 _________ 2.7136 How do I estimate to check? Choose the better estimate 22 X 0.6 a.(12) b.(1.2) I chose a 2.3 X 4.8 a.(10...
October 4, 2009 by Please Help

Physics
I have no idea how to do this. Anyone help? A cyclist passes a race check point at +5.5m/s and then accelerates ata constant rate of +.55 m/s^2. The cyclist forgot to check in at the check point, and after 20s turns back around to head back. How far did the cylist move from ...
October 8, 2009 by me

sentence correction
I don't see anything wrong with this sentence: It will be greatly appreciated if the bill is paid by check when possible. You're right; there's nothing wrong with this sentence. But you can make it much better by putting it in the active and not passive voice. We would ...
August 3, 2007 by Anonymous

math
solve algebraically and check y=8x+3 y=-4x-21 8x+3=-4x-21 +4x +4x 12x+3=-21 -3 -3 12x=-24 x=-2 y=8x+3 y=8(-2)+3 y=-16+3 y=-13 (-2,-13) check y=8x+3 -13=8(-2)+3 -13=-16+3 -13=-13 y=-4x-21 -13=-4(-2)-21 -13=8-21 so -13=-13 these check, so did I do this correctly? Thanks for ...
January 11, 2014 by B8

Chemistry(Please check)
. Ksp for Fe(IO3)3 is 10-14. Two solutions, one being iron(III) nitrate and the other being sodium iodate, were mixed. At the instant of mixing, [Fe3+] = 10-4M and [IO3-] = 10-5M. What happens? My answer is that a precipitate forms because Qsp > Ksp. Would you agree? ...
April 9, 2012 by Hannah

Chemistry: Check
1. The amou
April 5, 2011 by Cheryl

Math
your aunt gives you a check on your birthday each year. on your first birthday , she gives you a check for one cent. the next year she gives you 3 cents , then 9. each year she triples the amount of the previous year 's check. how old will you be when she gives you a check ...
September 11, 2011 by Zach

chemistry
AgCl <==> Ag^+ + Cl^- NaCl ==> Na^+ + Cl^- Ksp = (Ag^+)(Cl^-) = 1.8 x 10^-10 Let S = solubility of AgCl, then (Ag^+) = S (Cl^-) = S+0.01 Solve for S. Note: A similar problem to this post (0.1 M NaCl instead of 0.01 M NaCl) was on a couple of days ago; the one who ...
April 3, 2008 by Claus

English
1. You need to check the time. (What kinds of time should be checked acording to the sentence? Does ' check the time' have a lot of meaning according to the context? Does it also mean "Check what time it is now.?"
September 9, 2010 by rfvv

Algebra
I am having issues with factoring. I am trying to check my work using a TI84 Plus calculator but I don't know how to plug in a problem to check its factoring. Can anyone help? for example 44y^3+55y^2-11xy how can I go about plugging that in to check my work?
March 27, 2014 by Christopher

pre algebra
Mr Chee deposited $80 into his checking account. Then, after writing a $23 check for gas and a $90 check for his child's day care, the balance in his account was $67. How much was in his account before he made the deposit? How would you solve and check the answer?
February 1, 2011 by Amber shall

language art CHECK
Will somebody please check this for me and see if i used the words correctly please? Having spent many years as political opponents, the two senators have developed a(n)MUTUAL respect for each other. Please check if it is correct. thank you
January 17, 2012 by saranghae12

chemistry(check my answer)
From the Standard Potential Table in your general chemistry textbook: Which reaction has been chosen as the 'standard' against which every other reaction is measured? A. 2H+ + 2eH2 B. Li+ + eLi C. O2 + 4H+ + 4e2H2O D. F2 + 2e2F E. H2 + 2e2H is it A
April 29, 2010 by eng

algebra
please check and correct thanks Problem: solve and check the inequality if possible |4F+8|< 12 positive: negative: |4F+8| < 12 |4F + 8| < -12 4F + 8 -8 < 12 - 8 4F +8-8 < -12-8 4F < 4 4F< -20 F < 1 F< -5 solutions 1 and -5 or -5 < F < 1 check ...
February 7, 2012 by ann

Chemistry. Please check my answer!
A piece of lead with a mass of 27.3 g was heated to 98.90oC and then dropped into 15,0 g of water at 22.50oC. The final temperature was 26.32oC. Calculate the specific heat capacity of lead from these data. This is what I did. Could you check my answer? I would really ...
December 2, 2008 by Sarah

English
Now, let's check how well you can use the expressions you've learned. I will distribute handouts. You have to solve the problems. Are you finished? Then, I'll check the answers. Look at the answers on the blackboard. Check your answers. How many students have 10 points? Are ...
May 27, 2012 by rfvv

To Ron: Chemistry 12
I've deleted your 14 chemistry questions because you've made no attempt at answering them. This is not a site to dump homework questions like so much garbage to be disposed of. If you'd like to repost any of them with your answers, someone may be able to check them.
November 24, 2009 by Ms. Sue

Check a chemistry answer
So I think I have done this problem right, I was just wondering if anyone would check over it for me. What mass (in grams) of P2O5 contains 1.20 x 1023 atoms of phosphorus? 1.20E23 atoms of P x (1 mol/ 6.022E23 atoms) x (5 mol O/ 2 mol P) x (1 mol P2O5/ 5 mol O) x (79.995g/ 1 ...
October 14, 2010 by Tim

math
After dinner, Amanda, Trey and John received the check for their meal. Trey is paying 1/4 of the check and leaving no tip. Amanda is paying the remainder of the check. John is leaving 20% of the check as a tip. Using C as the amount of the check, match each person with an ...
February 25, 2013 by kelly

chemistry
I need help with this question please help, I just don't understand it Fe3+ (aq), Ca2+ (aq) and Ba2+ are all present in the same solution. Fully describe a procedure whereby you could separate these ions from one another Mr Pursley posted this response, but I don't understand...
November 13, 2011 by Kali

chemistry check
please check Write the balanced equation, with the enthalpy component, for the rusting process, given that Hf for iron and oxygen is 0 and Hf for ferric oxide is -826 kJ/mol. 4 Fe (s) + 3 O2 (g) --------> 2 Fe2O3 (s) You need to add the heat one of three ways. 4 Fe (s) + 3 ...
February 8, 2007 by key

DrBob222 please check
DrBob222 please check my physics question posted at 8:55pm. The subject is drwl please check. I am not getting a response from drwl. Thanks! Mary DrWLS is not on right now. My physics is too poor to trust my answers. Bob Pursley is smarter than I am; he does physics, math, and...
February 27, 2007 by Mary

CHEMISTRY
which of the following elements would have the highest melting point?> a)K b)Mg C)Na D)al e)Ca Calcium would have the highest, follwed by aluminum, magnesium, sodium, lowest melting point-potassium. Please double check thank you i found that you are correct with the melting...
April 23, 2007 by ISA

Chemistry
im curious if i post my work on here will anyone check it for me to see if it is right?
July 30, 2008 by jecce.

chemistry(check my answer)
For the cell: C(s) C+(aq) B+(aq) B(s). Metal ______ is the "negative" electrode. is it C(s)
April 30, 2010 by eng

Chemistry(Please check)
What is the oxidation number of chromium in K2Cr2O7 so k=+1 (2) = 2 O=-2(7) = -14 2x + 1 +(-14) = 0 2x-12=0 x=6 so Cr is 6 Is this correct?? Thank you!!
October 1, 2011 by Hannah

how to write a check
this is my second time writing a check, and I know how, but How do i write $1,464.00 in words on a check. Is it "one thousand four hundred sixty four dollars" Is it hundred or hundreds? Do I need to say something about the zero cents?
May 19, 2008 by jen

chemistry
i have to write chemical formulas and balance them: nitrogen and oxyen---> nitrogen monoxide N2+02---->2NO nitrogen monoxide and oxygen----> nitrogen dioxide gas. NO2+O---->NO2 (i'm not sure about this, please check) nitrogen dioxide and water----> nitrous and ...
January 13, 2008 by Anonymous

English-CHECK PLEASE
Ok, I figured this out (I think) but can you please check? Don't worry. I can carry the tent all by myself because it is so light. I do not even need a lantern it is so light outside. In these sentences, the word "light" is used as a: A:homophone B:homonyme C:synonym D:simile ...
April 15, 2011 by Catherine

Chemistry
Why is it important for a company manufacturing vinegar to regularly check the molarity of its product?
May 14, 2010 by Nessy

Chemistry
why is it important for company manufacturing vinegar to regularly check the molarity of its product?
May 17, 2010 by Hellen

chemistry
Why is it important for a company manufacturing vinegar to regularly check the molarity of its product?
June 1, 2010 by Bob

Chemistry
At constant pressure, which of these systems do work on the surroundings? Check all that apply. 2A (g) + B(s) --> 3C(g) 2A (g) +2B (g) -->5C(g) A(g)+ B(g) --> C(g) A (s) +2B(g)--> C(g)
February 10, 2012 by Allie

Chemistry
At constant pressure, which of these systems do work on the surroundings? Check all that apply. A(s) + 2B(g) ---> C(g) 2A(g) + B(g) ---> 4C(g) A(g) + 2B(g) ---> 2C(g) A(s) + B(s) ---> C(g)
March 23, 2012 by Yasha

Chemistry check
Can someone check to make sure my answer is correct? The question is: Which of the following statements is incorrect? a. Complete combustion has occured when all the carbon in the product is in the form of carbon dioxide. b. A single reactant is the identifying characteristic ...
March 17, 2009 by Mike

chemistry 12
sry, a misprint. its: O2+2F2 <--> 2OF2 The question is looking for Kc. 2.50 mo of oxygen and 2.50 mol of fluorine gas are placed in a 2.00L glass container at room temperature. The container is heated to 400K and the following equilbirum is established: O2+2F2 <-->...
November 20, 2006 by Natalie

Informal Logic
<21{3[2(08)44]}> Surveys show that people who use calorie information to decide which foods to eat consume on average 100 calories less than they would if they didnt check calorie information before eating. Strangely though, people who use calorie information in this ...
April 27, 2013 by Donna

Physics check
I just want somebody to check my answer on this problem please :-) There is a box which weighs 1000 kg. There is an applied force acting upon it with a force of 20000 N (horizontally). The mu is 1.2. What is the acceleration (again, horizontally) of the object? I got 8.24 m/s^...
November 5, 2007 by Emily

chemistry-please check my work
Determine the mass of carbon monoxide that is produced when 45.6 g of methane CH4 react with 73.2 g of oxygen gas, O2. The products are CO and H2O. Please check my work: CH4 + 3O2 ---> 2CO + 2H20 nCH4=2.84 mol nO2=4.58 mol Limiting Reactant: 1 mol CH4/2.84 mol CH4 = 3 mol ...
May 23, 2008 by Sarah H

chemistry
After your explanation I try to solve it, so would you please check my work again. Thank you! a)
April 8, 2007 by wendy

Chemistry
Please check if I've balance the equation correctly. C8H18 + 25/2O2 --> 8CO2 + 9H2O
September 29, 2010 by Sarah

Chemistry
Which of the subshells in the electron configuration of Hf behave as core orbitals Check all that apply 1s, 2s, 2p, 3s, 3p, 4s, 3d, 4p, 5s, 4d, 5p, 6s, 4f, 5d
October 4, 2011 by Caitlin

chemistry
Which of the following diatomic molecules are isoelectronic to BN? Check all that apply. a)NO b)BeN c)C2 d)BeC
November 18, 2012 by selly

Chemistry
What is the pH of a .0035 M Ba(OH)2 solution. I did -log(.0070) to find pOH So 14-2.15=11.85 pH? Just want to double check.
March 22, 2013 by Sarah

Chemistry
The following thermodynamic data was obtained for an unknown compound. Delta Hvap = 31.3 kj/mol and Delta S Vap= 79.7 kj/mol .Calculate the normal boiling point of this compound in Celcius.. Thank you! Chemistry - DrBob222, Tuesday, April 30, 2013 at 12:31am dG = dHvap - ...
April 30, 2013 by Chloe

Chemistry Check
Which one of the following substances is the product of this combination reaction? Al(s) + I2(s) => ______ For this it would be AlI3 ?
August 30, 2010 by Amy~

Business Finance
On November 1, 2009, Broom Company received a bank statement that showed a $2950 balance. Broom showed a $4010 checking account balance. The bank didn't return check No. 124 for $1080 and ch for check No.138 for $720. A $3200 deposit made on October 30 was in transit. The bank...
January 28, 2012 by Terry

Math check
2[3(8-2 2)-6] my answer is 204 and btw it's not 22 it 2 power of 2 . Plz check it
December 2, 2011 by Madad

6th grade math
1/3p + 7 = 12 - 2/3p what does P equal first check how Avril did it on her question then check mine
March 4, 2010 by Spunky

Algebra-Can you please check this Reiny
Can you check this: x^-3y^2/x^2y^-4 I think the answer is y^6/x^5 Thanks for explaining the other problem
October 6, 2010 by DeAnne

business
can you please check my answers to the questions i realy need to check them if they right or wrong
February 15, 2012 by sososola2012

psy
<22{3[2(08)]}> Surveys show that people who use calorie information to decide which foods to eat consume on average 100 calories less than they would if they didnt check calorie information before eating. Strangely though, people who use calorie information in this way ...
September 25, 2010 by Cat

please check
5 x < - 25 can you check. 5x<-25 25 -------- 0 so that equals x < 0 and i have a question is my teacher trying to find a method or an answer from me?
January 7, 2008 by Taylor

Calculus (Check)
This seems to easy. Check please. Find. Lim (x^2)-4 x->2 e I substitute in 2 (2^2)-4 e gives me 4-4 e So my answer is e^0 or 1.
September 14, 2012 by Greg

Chemistry
Hello. Can I get someone to help me set up these problems? 1.) How many moles of N are there in 2.6 moles of NHO3? 2.) How many moles of C2H6 (g) are consumed when 4.4 mol CO2 (g) are produced? 3) How many milliliters of 0.80 M CuSO4 must be diluted to make 866 milliliters of ...
February 25, 2007 by Nathan

Chemistry Check?
1. _____C2H6(g) + _____O2(g) ---> _____H2O(g) + _____CO2(g) Is my answer right? = 2C2H12(g)+2O7---> H12O6+2C2O8
August 22, 2013 by Unknown

Polynomials check my answer
My brother said I did this wrong can someone check this for me please X Y-1 = sum(x)+ (y-1)=(X+y-1) diff(x)-(y-1)=(x+y+1) Product (x) (x-1) = (xy-1) = (xy-1)
September 19, 2013 by tela

English
What are four things to look for when proofreading? My answers: Reading, grammar check, spelling check, and punctuation.
March 13, 2014 by Jensen

7th grade math check
Ok I was wondering if you could check these 3 problems please. I am suppose to set these equations equal but I am not sure if did them right. I think I accidently solved these systems as substitutions. The answers are suppose to be in coordinate pairs. 1) x - y = 11 -3x + y...
April 12, 2012 by saranghae12

Chemistry
What is the molarity of a phosphoric acid solution if 32.3 mL of the phosphoric acid solution is titrated to the final equivalence point with 20.6 mL of 0.581 M sodium hydroxide acid solution? H3PO4 + 3NaOH ==> Na3PO4 + 3H2O mols NaOH = 0.0206L*0.581 M= ?? mols H3PO4 = 1/3...
February 11, 2007 by Question

Vectors, please check drawing
Could you check to see if Ive done this right? h t t p : // imageshack . us/photo/my-images/269/vectoriz . j p g /
September 22, 2011 by -Untamed-

Government
The major function of congress: A. is to check the president. B. is to inform the people. C. is to enact legislation. D. is to check the Supreme Court.
December 8, 2011 by Calvin

Please check-Reiny
Could you check these two problems? 3sqrt (y+2) = 3 is y = 25 Answers were: true or false I said true because I did it like this Square both sides=y + 2 = 3^3 y+2 = 27 y = 25 and sqrt (2y-6) = 3-y for y answes are: no solution 5 3,5 3 I said 3 because I did it like this: 8y -...
October 12, 2010 by Michelle

Math
1. I did it this way, but it doesn't check right 2(10-y)=30 _ _ 2 2 (10-y)=15 +10 +10 y = 25 Check: 2 (10-15) = 30 -30 is not equal to 30!!!
October 1, 2007 by Anonymous

English
I rewrote the procedures passengers go through when travelling by air. I sometimes doubt whether it is better to use the imperative or the you-form. Can you please help me check them? 1) Enter the airport and check your flight number and the boarding time of your flight on the...
October 3, 2011 by Henry2

Business Fiance
On November 1, 2009, Broom Company received a bank statement that showed a $2950 balance. Broom showed a $4010 checking account balance. The bank didn't return check No. 124 for $1080 and check No.138 for $720. A $3200 deposit made on October 30 was in transit. The bank ...
January 26, 2012 by Terry

Chemistry
Arrange the following ions (Cu^2+. Zn^2+, Al^3+, and Mg^2+) in order of decreasing ability to be reduced. Could someone check my answer and see if it is right? Thanks Cu^2+ > Zn^2+ > Al ^3+ > Mg ^ 2+
May 11, 2009 by Anonymous

Chemistry
Calculate the molar solubility of barium thiosulfate in 0.0045 M Na2S2O3(aq). (Hint: Check any simplifying assumptions that you make.)
April 19, 2010 by Chemistry Confused

Chemistry
Will you check this answer for me? the half-life of strontium-87 is 2.8hr. What percentage of this isotope will remain after 8 hours and 24 minutes? ?? 34%
May 25, 2011 by Madison

Chemistry
For each electron in a ground-state Be atom, select the set of quantum numbers that represents it. Check all that apply. ( ) n=2, l=0, ml=0, ms=+1/2 ( ) n=1, l=0, ml=0, ms=+1/2 ( ) n=2, l=1, ml=0, ms=-1/2 ( ) n=2, l=1, ml=1, ms=+1/2 ( ) n=2, l=0, ml=0, ms=-1 ( ) n=2, l=0, ml=0...
November 11, 2012 by Garcia

Chemistry Check?
Balance Chemical Equations; 1. C2H6(g)+O2(g)---->H2O(g)+CO2(g) Answer: 2C2H12(g)+2O7---->H12O6+2C2+O8
August 27, 2013 by Unknown

chemistry
Volume (mL) of 2.15 M potassium hydroxide that contains 8.09 g of solute WebAssign will check your answer for the correct number of significant figures. mL
October 6, 2013 by john

math plase check
What number would be used to represent a temperature of 7- degrees below zero. I think its is -.70 please check
June 6, 2012 by toni

Business Finance
Please help!!!!!!!!!!! On November 1, 2009, Broom Company recieved a bank statement that showed a $2950 balance. Broom showed a $4010 checking account balance. The bank didn't return check No. 124 for $1080 and check No. 138 for $720. A $3200 deposit made on October 30 was in ...
January 24, 2012 by Terry

Algebra-Please check
Please check- sqrt of 2x + 15 = x Answers: -5.3 -3.5 -3 5 I think according to my calculations it would be 5, correct? sqrt root of 7-x = 3-solve for x Answers: -2 2 4 -4 My choice would be 2 Is that correct- I squared both sides and came out with 7-x = 9 and then x = 2 Thank ...
October 12, 2010 by Juliette

Chemistry
Could someone please check my Chemistry homework? The molecular formula for cisplatin, a chemotherapy agent, is PtCl2(NH3)2 (The numbers are all supposed to be subscripts) 1. What is the molar mass of cisplatin? Ans: 300.06 g/mol 2. How many moles of hydrogen atoms are in one ...
January 13, 2008 by Nathalie

Chemistry
Can someone please check this for me? C4H8+5O2-->3CO2+4H2O+C Butane is a gas and .01 g of it is burned. Is .00218 g of carbon the result? Thanks
November 1, 2009 by Maryanne

chemistry
At what temperature (C) will a gas sample occupy 6.1 L if it originally occupies 17.8 L at 27.1C? T1V1=T2V2 T1(6.1)=(17.8)(300.25) T1=876? Please check my answer
October 17, 2010 by Amber

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