A sample of hydrogen gas occupies 1.875L at STP, how many moles of gas are present

For the reaction 6 Li + N2 → 2 Li3N, what is the maximum amount of Li3N (34.8297 g/mol) which could be formed from 14.18 mol (6.941 g/mol) of Li and 16.37 mol of N2 (28.0134 g/mol) ? Answer in units of mol.

How is the number of valence electrons in an atom related to its tendency to gain or lose electrons during compound formation?

When there is unequal sharing between two atoms of the electrons in a bond, which type of bond is it? polar covalent ionic nonpolar covalent electronegative

A gold nugget has a volume of 20.0 cm3 and its density is 19.3 g/cm3. What is the mass of the gold nugget?

1.4 Explain why it is important to support individuals to challenge information about services that may present a barrier to participation

Classify these compounds as ionic or molecular. ncl3 nabr

If 3.64g of sand is separated from 5.25g of a mixture of salt and sand what is the percentage of sand in the sample

At what celsius temperature does 0.750mol of an ideal gas occupy a volume of 35.9L at 114kPa

Which mineral (s) might you be examining if you place some hydrochloric (hcl) acid on a sample and it fizzes?

How many grams of aluminum are required to give a total dislocation length of 3,000 miles (enough to stretch from New York City to Los Angeles assuming you could align all the dislocations into a single line like a string).