**asap ** the strong nuclear force is a.) 75 times smaller than the electric force b.) about the same as the electric force c.) more than 100 times greater than the electric force

What is the molar mass of a gas that has density of 2.054 g/l

Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.

An atom with 7 protons, 6 neutrons, and 7 electrons has an atomic mass of amu. (enter a whole number.) numerical answers expected! answer for blank 1: