Which of the following is true of elements?
OA. They are always composed of only two types of matter.
1.
B. They are composed of two or more types of matter.
c. They are not composed of any type of matter.
D.
They are composed of only one type of matter.

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. 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

Which of the following best supports the concept that genetic information is passed on to offspring from both of their parents, not just one?

What is formed when amino acids form long chains or polymerize