Why did earths early atmosphere lose its hydrogen and helium gases

Facts about osmosis and

A graduated cylinder is filled to 15.6 mL with water and a piece of granite is placed in the cylinder, displacing the level to 17.8mL. What is the volume of the granite piece in cubic centimeters?

How many moles of aluminum oxide would form if 12.5 moles of aluminum burned

Write a question about something else you would like to learn about extremophiles.

Suppose you have 100 grams of radioactive plutonium-239 with a half-life of 24,000 years. how many grams of plutonium-239 will remain after a. 12,000 years b. 24,000 years c. 96,000 years?

How many molecules are in 237g (about a cup of water)

How do elements change as you move to the right along a row in the periodic table? The atomic number decreases. The electronegativity decreases. The average atomic mass increases. The number of valence electrons decreases.

Is newton statement a law or a theory

Either aluminum or zinc will replace silver ion in silver nitrate to give silver metal and aluminum nitrate or silver metal and zinc nitrate

What is the basic unit of energy?