The energy needed for the changes in the water cycle to take place comes from

A: Wind

B: Green Plants

C: Nitrogen

D: The sun

A gas container in a thick walled balloon. when the pressure changes from __kPa to 114kpa, the volume changes from 0.654L to 1.32 L and the temperature changes from 596 K to 715 k

What is the electron configuration of of gold?

How many atoms of helium are in a balloon, which contains 0.47 moles of the gas?

Which of the following is a chemical change? A - formation of a solid from two liquids B - phase change C - change in surface area D - volume change

How many grams of HNO3 are required to prepare 500 mL of a 0.601 M HNO3 solution?

All metals a melt at high temperatures b conduct heat and electricity c contain iron d react with air and water

Predict the following chemical formula for a compound between calcium and chlorine.

Two pieces of silk have an electric charge after being rubbed on a piece of amber. What will happen when the two silk pieces are brought close together? A. They will repel one another. B. They will attract one another. C.

The chemicals formula of glucose is c6h12o6. what are the names of the elements in glucose and how many atoms of each element are present in glucose molecules

When K-37 undergoes positron emission, what is the resulting atom? A) K-37 B) K-38 C) Ar-37 D) Ar-38