One gram of water contains about 3.34 times 10^22 molecules. About how many molecules are contained in 5.0 times 10^2 grams of water?

If i average 65 miles per hour, how long will it take me to drive 1000 miles

Find the ratio of the sequence 3 9 27 81

What lies between 11

How to write 0.0000003105 in scientific notation?

Whats the system of substitution for y=6x-11 and - 2x-3y=-7

Wo angles in a triangle measure 33 degrees and 112 degrees. What is the measure of the third angle? 35 degrees 55 degrees 145 degrees 215 degrees

Sheila earns $8 per hour at her afterschool job. After working one week, she received a paycheck for $104. Write and solve an equation to find the number of hours Sheila worked. Fill in the blank with the solution only.

Find function domain f (x) = sqrt (2sin x - 1)

Find the product. (6 a + b) 2

dog #1 weighs 5 times more than dog #2. total weight of both dogs is 84 pounds. how much does each dog weigh?