One group of students made a local watershed model. the watershed model was most likely used by the students to

investigate the amount of rain water used at the location

demonstrate pollution of water at the location

forecast the amount of precipitation falling at the location

forecast floods and droughts at the location

I'm not sure but i will try to find out

The answer is 65.3312

The molar mass of a substance is defined as the mass of 1 mol of that substance, expressed in grams per mole, and is equal to the mass of 6.022 × 10 23 atoms, molecules, or formula units of that substance.

The answer to the question: choose the correct statement.  a) when ethane reacts with fluorine gas the product is less stable.b) addition reactions of unsaturated hydrocarbons and halogens requires a high activation energy.  c)the double covalent bond within unsaturated hydrocarbons requires a lot of energy to break.  d)the double covalent bond within unsaturated hydrocarbons can be broken easily.is: a) when ethane reacts with fluorine gas the product is less stable.