Please hep now Percent by mass = (mass of solutel mass of solution) x 100 1. Using the formula equation above, calculate the percent by mass for CsH12O6, if mass for
CsH12O6 is 45.8 g and 150 g of H20. (2.5 pts)
A. 23.39%
B. 13.38%
C. 30.35%
D. 69.47%
E. None of the above.

How does a scientist the government? a. the scientist tells people in society what to do. b. the scientist determines the policies that the government spends money on. c. the scientist provides unbiased information to the government. d. the scientist makes laws based on his or her research results.

If you add 10ml of hot water to 10ml of cold water and the change in tempature 8°c calculate how much energy is gained by the cold water

How many grams of phosphorus are contained in 5.09 moles of phosphorus?