If a reaction requires 1.81mol of Ca, how many grams are needed

Mrs. Thomas bought a rectangular rug that was 2 ft long by 3 ft wide what is the area of the rug

What is the area of 14 qnd 11

if y=3 when x=9 find x when y=1 & if y=2 when x=0.5 find y when x=3

What is the answer to this equation in distributive property - 4 (2x-5)

teddy is preparing to sell some wooden blocks at a garage sale. Before pricing individual bags of blocks, he decides to determine the approximate number of blocks per pound by researching the weight of different sets of blocks.

Which equation forms a pair of linear equations with 9x+12y=48 such that the system has no soulution?

What is the percent of decrease from 155,000 to 140,00

A telephone company charges $0.30 for the first 4 minutes of a call and $0.18 for each additional minute. How long can a person talk for $3

determine if these equations are true or false A. 50 tens x 4 hundreds = 40 tens x 5 hundreds B. 24 x 10 x 90 = 90 x 2400

A shipment of 9 microwave ovens contains 2 defective units. A restaurant buys four of these units. What is the probability of the restaurant buying at least three nondefective units?