How many atoms are in 4NH3

A 1 liter solution contains 0.247 M nitrous acid and 0.329 M sodium nitrite. Addition of 0.271 moles of calcium hydroxide will: (Assume that the volume does not change upon the addition of calcium hydroxide.) a. Raise the pH slightly b.

Which subatomic particle is not located in the nucleus of an atom?

Aleutian Trench and Peru Chile Trench are genally doing what

What causes the plates of the lithosphere to move? A) High speed winds in the layers of the atmosphere B) Volcanic activity on the ocean floor C) Convection currents under the surface

The thin layer that separates a cells contents from the outside environment is the A. cell membrane b. nucleus c. cytoplasm D. endoplamsin reticulum

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda