Why does the Zr4 + ion exist?

If we had three moles of sulfuric acid, how many moles of sodium hydroxide would we need?

What did Ernest Rutherford's gold foil experiment demonstrate about atoms? A:Their positive charge is located in a small region that is called the nucleus. B:Their negative charge is located in small particles that are called electrons.

Two examples for liquid to liquid solution

Explain how a chemical formula is used to represent a chemical compound.

The first step in the decay chain of 232 90th is an alpha decay. what is the daughter nucleus formed by this first decay?

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