Comets are mixtures of frozen gases, rocks, and dust. true or false?

How to solve 4 nh3(g) + 5 o2(g) > 4 no(g) + 6 h2o(g) in chemistry

The diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

Geothermal energy for industrial use is available almost anywhere. a.true b.false