The "medium-sized" tides that occur across the entire Earth's surface during the Quarter Moon phases are called

K2CO3 is what type of atom?

2.1 Ã - 1024 atoms of Arsenic is how many moles?

Which of the following best represents potential energy being converted to kinetic energy 1. The chemical energy in a battery is used to power a cell phone 2. The movement of wind turns a windmill that generates electricity 3.

Chemical A and Chemical B react in an exothemic reaction. What can be known about what will happen when chemical A and chemical B are mixed together?

In acid rain, nitrogen oxides and sulfur oxides from emissions cause a change in the normal pH level. Which of the following is not true of acid rain? A) Some of the damaging oxides are produced by natural sources such as volcanoes and forest fires.

What is population and air

You are in space and running out of water. You do have a great deal of magnesium carbonate pentahydrate. It is possible to extract the water from this.

What form of energy emission accompanies the return of excited electrons to the ground state?

A chemistry student was asked to draw the electron configuration for carbon. Explain what is wrong with the electron configuration below. What rule did the student violate (Aufbau principle, Pauli Exclusion principle, or Hund's rule) ? 1s22s23p2

During a laboratory experiment, 36.12 grams of Al2O3 was formed when O2 reacted with aluminum metal at 280.0 K and 1.4 atm. What wa volume of O2 used during the experiment? 302 + 4A1 - 2A1203