Which of the following is a
chemical property of water?
boils at 100 °c
has a density of 1
gm/ml
is liquid at room
temperature
reacts with pure
sodium

How many liters of hydrogen gas will be produced at stp from the reaction of 7.179×10^23 atoms of magnesium with 54.219g of phosphoric acid (h3po4) the equation is 3mg + 2h3(> mg(po4)2+3h2

Write the empirical chemical formula of calcium with a mass percent of 38.8, phosphorus with a mass percent of 20.0, and oxygen with a mass percent of 41.3.

Which atom or ion is the largest? 0 a. 0 0 0 0 e. li