A student added zinc to dilute sulphuric acid.
(a) What was the effect on the pH of the acid?

Your roll: experienced electron speech is adressed to: a new "freshman class" of electrons job: write a speech task: you are to pretend that you are giving a speech to a new group of electrons. be sure to mention their placement in an atom, their charge, and their role in chemical bonding (ionic and covalent) be specific!

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

(1.6 × 10-19)(5.0 × 106) = c × 10d identify the missing numbers below to show the result of multiplying the numbers.