Calcium oxide reacts with water in a combination reaction to produce calcium hydroxide. in an experiment a 5.00 g sample of calcium oxide reacted with excess water and yielded 6.11 g of the calcium hydroxide. what was the percent yield

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.

Convert the temperature of dry ice, –77 ∞c, into degrees fahrenheit and kelvin.

Salt in oceans comes from and of rocks