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A mole of carbon atoms has a mass of 12 grams, and a mole of magnesium atoms, 24 grams. What is the mass ratio of a single carbon atom to a single magnesium atom?
Although the aluminum cylinder is a solid (and, therefore, is quite in-compressible), it actually contains quite a bit of empty space.
What is the fuel for the burning candle
If the atom is assumed to be a sphere, what is the volume in cm3 of a single Au atom?
how many liters of gaseous hydrogen bromide at 27 degrees celsius and 0.965 atm will a chemist need if she wishes to
a 10.0 ml sample of household ammonia solution required 33.55ml of 0.450 m hcl to reach neutralization. calculate a the
A solution of NH3 was prepared by diluting 8.29 mL of 27.62 wt% NH3 [density=0.89 g/mL] up to 564.0 mL. The molecular mass of NH3 is 17.0305 g/mol. Find the concentration of NH3 in M.
Calculate the number of photons required to raise 160.0 g H2O from 38 C to 100 C, its boiling point. Assume the heat capacity of water is constant over this temperature range and is equal to 4.2 J/g-K
Write a total ionic equation and the net ionic equation. Aqueous Ammonium Carbonate reacts with Copper (II) Nitrate to produced a solid.
here why is the -NHCOCH3 group less activating in electrophilic substitution compared to the -NH2 group
How many grams of solid sodium phosphate, Na3PO4, are needed to prepare exactly 250ml of a 0.500M Na+ solution?
a piece of sodium metal reacts completely with water as follows.2 nas 2 h2ol 2 naohaq h2gthe hydrogen gas generated
Draw the structures of the compounds listed below in groups of isomers and classify them according to their unique functional groups and number of carbons atoms
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