Given the chemical equation Na, Co,(aq) +
Ca(OH),(s) 2NaOH(aq) + CaCO3(s),
determine to two decimal places the molar
masses of all substances involved, and then
write them as conversion factors.

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

What woukd most likely be the transmittance at a 0.70 m solution of solute a? a) 7.6%b) 1.1%c)4.0%d)4.6%

Asample of hydrated tin (ii) chloride (sncl2) has a mass of 4.90 g. when it is dehydrated, it has a mass of 4.10 g. which is the correct chemical formula for the hydrate? sncl2•2h2o          sncl2•4h2o          sncl2•6h2o