Why did people make salt from sea water instead of picking up the salt from the beach like Gandhi did?

Propane gas (C3H8) is combusted at a constant temperature and pressure. If 34.35L of propane react, what volume of oxygen is required? What volume of carbon dioxide is produced?

The titration of 25.0 mL of an unknown concentration H2SO4 solution requires 83.6 mL of 0.12 M LiOH solution. What is the concentration of the H2SO4 solution (in M)

Why is large-scale nuclear fission a rare phenomenon on Earth? A. There isn't enough energy to start a chain reaction in nature. B. There are no naturally occurring atoms that can undergo fission left on Earth. C.

A rock weighing 75.0 g is placed in a graduated cylinder displacing the volume from 31.4 ml to 36.5 ml. what is density of the rock in grams/cubic centimeter?

How can tell you whether there is a particular compound or element in a product of a reaction?

Explain the steps to determine presence of pb2 + ions

A 2-kg box is pushed from rest to a speed of 29.7 m/s in 21 seconds. What is the power require to accelerate the box.

Gamma rays are produced by applying

Which of the following is an example of a chemical change? A bike rusting Mixing salt and pepper A brick breaking Gold melting

Which law is described by saying that doubling the absolute temperature will double the pressure of a sample of gas in a rigid container? Boyle's law Charles's law Dalton's law Gay-Lussac's law