Why aren't sharks extinct?

How many cups of beer are in a keg?

Leona is making lemon pudding from "scratch." Her ingredients include fat-free milk, corn starch, lemon juice, egg yolks, salt, sugar, and butter.

Atoms of the same element can have different numbers of these, and it will only change the mass of the nucleus, but nothing about the chemical reactivity. neutron, electron or proton

The light emitted from a flame is produced when electrons in an excited state (1) absorb energy as they move to lower energy states (2) absorb energy as they move to higher energy states (3) release energy as they move to lower energy states (4)

Describe the difference between a chemical reaction and a physical change.

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