Which two statements are true for both compounds and mixtures? A. Their particles are held together by chemical bonds.
B. They are made up of more than one type of atom.
O C. They can be separated into two or more elements.
O D. Their particles all have the same chemical formula.

The following reaction shows the products when sulfuric acid and aluminum hydroxide react. al(oh)3 + h2so4 → al2(so4)3 + h2o the table shows the calculated amounts of reactants and products when the reaction was conducted in a laboratory. initial mass and yield sulfuric acid aluminum hydroxide initial amount of reactant 40 g 15 g theoretical yield of water from reactant 14.69 g 10.38 g what is the approximate amount of the leftover reactant? 11.73 g of sulfuric acid 10.33 g of sulfuric acid 11.12 g of aluminum hydroxide 13.67 g of aluminum hydroxide

Iknow the answer is a but i don't know why

The p sub shell can hold up to 8 electrons in an atom. true or false?