Given 2Na + 2H2O → 2NaOH + H2, how many grams of oxygen are produced if 300.00 grams of Na are reacted with water?

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.

Avariable that is not being directly tested during an experiment should be changed varied experimented controlled

All motion is caused by force? true or false