5 points
Demarcus wants his friend, Alvin, to guess which planet he is describing.
He tells Alvin that the planet is rocky and doesn't have any moons. What
other clue would let Alvin be certain which planet Demarcus is describing?
0
It has rings round it.
It has liquid water on its surface.
O
It is very hot in daytime.
O
It has a thick atmosphere.

Given sno2 + 2h2 - sn + 2h20 tin oxide reacts with hydrogen to produce tin and water. how many moles of sno2 are needed to produce 500.0 grams of sn?

Answer asap need by wednesday morning calculate the ph of 0.036m naoh best answer will be brainliest

3.09 lab: reaction of metals 1 which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.