General Chemistry Answers

Determine the solubility of calcium hydroxide in molL-1 and gL-1 (0.01-0.10 molL-1 is

classified as sparingly soluble).

The solubility of magnesium carbonate is 0.0220g in 100ml. Determine the

solubility product.

0.50g of Ca(OH)2 in 1000ml water at 25°C.

0.50g of CaCO3 in 1L water at 25°C.

If the distance from the earth surface to the sun surface is 93000000 Miles and the earths radius is 3965 miles and the suns radius is 430,000 miles what is the distance from the center of the sun to the center of the earth?

When the specific gravity of beer is 1.01 or less, the fermentation process is complete. If a 20.0 mL

sample of beer weighs 20.4 g;

Construction and working of sodium ion battery

Determine the heat absorbed by 250g of water heated for 20mins and had a temperature increase of 45ⁿC.(Specific heat capacity of water=4.184J/gⁿC)

In which of the following compounds does ionic bonding predominate?(a)NH4Cl(b)CO2(c)CH4(d)

LiBr

1. A flask contains 3.0 moles of nitrogen and 3.0 moles of neon. How many grams of argon must be pumped into the flask so as to make the partial pressure of the argon twice that of helium?