6) The average atomic mass of boron, B, is 10.811 amu. The natural abundance of 10B is 19.7% and it’s exact mass is 10.012 amu. Calculate the exact mass of the second isotope of boron.

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.

In a chemical reaction at equilibrium, the rate of the forward reaction the rate of the reverse reaction. if the rate of the forward reaction more products are formed.

What is the molar mass of potassium nitrate, kno3