1 A cat pushes a 0.25 kg toy, and it accelerates 32 m/s?. According to Newton's second law, how much force was need to move the toy? C

carbon

explanation:

hydrogen is a compound or a single element and a element is a pure substence that cannot be separated into simpler subtances

clorine is a compound its a chemical substance that forms when two or more different elements combine

so both hydrogen and clorine are compounds

the endomembrane system i think