Aperson weighs 77.1 kg. what is his weight in pounds?

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.

How to convert a density of 0.791g/cm3 to lb/ft3

What is the percent by mass of oxygen in fe2o3