What is the percentage of water in the hydrate cocl2 • 6h2o

If two objects have the same masses, but different volumes, which one has the greater density? The one with less volume, or more volume?

How many grams of sodium bromide must be dissolved in 400.0 g of water to produce a 0.500 molar solution? A20.0 g B52.18 C2.00 g D20.6 g

Nitrogen reacts with a metal to form a compound in which there are three atoms of the metal for each atom of nitrogen. if 1.486 g of the metal reacts with 1.000 g of nitrogen, what is the calculated atomic mass of the metal?

If an atom has 35 protons in the nucleus, how many electrons will it have orbiting the nucleus?

In the following reaction, how many grams of nitroglycerin C3H5 (NO3) 3 will decompose to give 120 grams of water? 4C3H5 (NO3) 3 (l) 12CO2 (g) + 6N2 (g) + 10H2O (g) + O2 (g) The molar mass of nitroglycerin is 227.0995 grams and that of water is 18.

Beaux has purchased a synthetic material for a product he is launching. What is most likely a benefit of this material? A) It is biodegradable. B) It can be recycled cheaply. C) It is heavy. D) It can be mass produced.

Which equation represents a neutralization reaction? A) 6HC1O - > 4HCL + 2HCLO3 B) CH4 + 2O2->CO2+2H20 C) Ca (OH) 2+H2SO4->CaSO4+2H2O D) Ba (OH) 2+Cu (NO3) 2->Ba (NO3) 2+Cu (OH) 2

The average temperatures on the surface of five planets are given. Arrange the planets in decreasing order of their temperatures.

In most lewis dot structures of neutral compounds, carbon as the central atom will be bound to a maximum of how many atoms, nitrogen will be bound to a maximum of how many atoms, and oxygen will be bound to a maximum of how many atoms?

When particles are added pressure will do what and why