How many moles of water (h2o) are present in a beaker containing 45. 9 g h2o? give your answer to the correct number of significant figures. (molar mass of water = 18. 02 g/mol) 45. 9 g h2o = mol h2o.

Heights of men on a baseball team have a bell-shaped distribution with a mean of 177 cm and a standard deviation of 6 cm. using the empirical rule, what is the approximate percentage of the men between the following values? a. 159 cm and 195 cm b. 165 cm and 189 cm a. 89% of the men are between 159 cm and 195 cm. (round to one decimal place as needed.) b. 89% of the men are between 165 cm and 189 cm. (round to one decimal place as needed.)

True or falseaccording to the fifth amendment people cannot be tried for the same exact crime more than once

Summarize the work of famous environmental scientists of the past.