Consider the reaction of zinc metal with hydrochloric acid: Zn(s) + 2 HCl(aq) → ZnCl2(aq) + H2(g).

If 29.39 × 1024 atoms of zinc completely reacted with hydrochloric acid, how many moles of hydrochloric acid must have reacted?

Do NOT include units in your entry. Report your answer with 3 SFs.

moles of HCl

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.

If two atoms are bonded to a central atom with no lone pairs,how will they be arranged

Suppose you have designed a new thermometer called the x thermometer. on the x scale the boiling point of water is 129 ? x and the freezing point of water is 13 ? x. part a at what temperature are the readings on the fahrenheit and x thermometers the same?