A substance that is made up of a single kinf of atom is called

An apple pie needs 10 large apples 2 crusts (top and bottom) and 1 tablespoon of cinnamon. Write a balanced equation that fits this situation. How many apples are needed to make 25 pies?

What trend does the first ionization energy follow, going down the periodic table?

Is clear water pumped from a deep aquifer a pure substance?

What is the sign of Mercury

If you had 9.65 x 1026 atoms of Ag, how many moles would you have?

What is an element that has more valence electrons than fluorine and less energy levels than sodium?

Why can't we breathe in pure oxygen for long

In warm water conditions, female offspring hatch from eggs laid by painted turtles. Male offspring are produced under cold conditions.

It takes 53.0 J to raise the temperature of an 11.0 g piece of unknown metal from 13.0∘C to 24.2 ∘ c. What is the specific heat for the metal?

What happens to the velocity of a sound wave in air if the temperature of the air increases