Is salt a pure substancetance

What is the solubility of nitrogen and calcium nitrate in cyclohexane?

What distinguishes physical properties from chemical properties

How many moles of water will be produced if 14 moles of hydrogen are mixed with 7 moles of oxygen gas

A 3.00-l flask is filled with gaseous ammonia, nh3. the gas pressure measured at 15.0 ∘c is 2.15 atm. assuming ideal gas behavior, how many grams of ammonia are in the flask?

Determine whether the molecule ch3sh is polar.

Why does acids that has been accidentally spilled on a book cause the colour of the book cover and the ink to change?

How many moles of H2O will be required to make 19.2 moles of O2

Calculate the energy required to heat 406.0mg of cyclohexane from 33.5°C to 38.9°C. Assume the specific heat capacity of cyclohexane under these conditions is 1.85·J·g^-1K^-1. Be sure your answer has the correct number of significant digits.

Is nitrogen flammable? If so i want to build a patao gun using it as my fuel

What's the chemical formula for iron (ii) nitride