Enter the number of electrons in each energy level (shell) for the following elements. he, f, p, k, if the energy level does not contain any electrons, enter a 0 (zero). it may to refer to the periodic table.

If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?