Saturday
December 7, 2013

# Posts by Alice

Total # Posts: 500

MATH
find a counterexample to prove the following is false: x is less than or equal to 2x

MATH
heres my equation: c(coat)+s(shirt)+t(tie)=\$300 c=2s s=2t+40 i need to know how to solve this to get the cost of each item?

math
a coat,shirt and tie cost \$300. coat costs twice as much as the shirt. shirt cost \$40 more than twice the cost of the tie. what are the cost of each item?

math
a florist has 9 dozen roses. all are either red or white. he has 44 more red than white, how many white roses does he have?

chem
If 20.5 mL of a 5.256 M solution of benzoic acid is used in an experiment similar to experiment 4, how many grams of benzoic acid is in the starting solution? (molar mass of benzoic acid = 122.12 g/mol) Be sure to pay attention to significant figures. The answers are all in gr...

chem
What does the concentration of the benzoic acid in the original liquid and the extracting liquid relate to after the extraction is completed? Answer a. The density of the original liquid. b. The density of the extracting liquid. c. The solubility of benzoic acid in each liquid...

mathematics
Mr. Collins is buying trsin tickets for \$42 each. What is the total cost of the tickets? Use the distributive property to solve.

Physics
A 4.2 × 10^3 kg car accelerates from rest at the top of a driveway that is sloped at an angle of 18.4◦ with the horizontal. An average frictional force of 4.1×10^3 N impedes the car’s motion so that the car’s speed at the bottom of the driveway is 4...

Chemistry
What is the density of 3.40 liters of hci

Physics
A spring has a a constant of 650 N/m. How far must it be compressed to push a 4kg object on a friction-less surface to 3 m/s?

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