What is true if mass is conserved in a reaction

(a) there are more atoms on the reactants side

(b) there are equal number of atoms on both sides

(c) there are more atoms on the products side

(d) the number of atoms on each side change

What was the first artificial satellite? will give brainliest

How many moles are in a sample of 1.52 x 1024 atoms of mercury (Hg) ?

Fred has a large piece of sugar that is not dissolving in his drink. How could he get the sugar chunk to dissolve faster?

Section 5: Covalent and Ionic Bonding Bond is formed by the attraction of ions with opposite charges. Covalent Bond is what? Ionic Bond is what? Bond is formed when two atoms share an electron. Covalent Bond is what? Ionic Bond is what?

How many pairs of chromasones are in each of your somatic body cells?

Which of the following errors could cause your percent yield to be falsely high, or even over 100%? Select ALL that apply. A.) Heating the sample too vigorously. B.) Handling the crucible directly with your hands. C.

If 56.8 ml of bacl2 solution is needed to precipitate all the sulfate ion in a 554 mg sample of na2so4 (forming baso4), what is the molarity of the solution?

is the number of total atoms on the left side of a balanced equation always equal to the number of total atoms on the right side of the equation?

Compared to a sample of helium at STP, the same sample of helium at a higher temperature and a lower pressure A) condenses to a liquid. B) is more soluble in water C) forms diatomic molecules. D) behaves more like an ideal gas

What country was overrun by the Japanese