Answer:(3)
Explanation: 2Al+3H2SO4----->Al(2SO4)3+3H2
Chemistry is the study of the composition of matter and the ways in which matter interacts, combines, and changes under certain conditions. Although not as fundamental as physics, chemistry is a very basic and broad science. It helps us explain bodily interactions and natural process (biochemistry), it helps us to manufacture new medications, and true chemistry research will always follow the scientific method.
Answer:
all of the above
Explanation:
i got the answer right on cK-12
Carbon dioxide can’t exist in three states; Gas, Liquid & Solid. At normal temperatures and pressures, CO2 is colorless with a slightly pungent odor at high concentrations. If compressed and cooled to proper temperature the gas liquifies. Solid CO2, (dry ice) sublimates back to the natural gaseous state.
Answer:
Ecosystem
Explanation:
I got the answer from the Mcgrawhill textbooks.
