2 Al + 6 HBr --> 3 H2 + 2 AlBr3 If 16.5g of aluminum reacts with 21.2g of HBr, how many grams of
aluminum bromide will be produced?

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

6what is the importance of water on earth? a) it keeps the top layer of the geosphere cool b) it allows life to exist c) it provides ice at the poles d) it creates earth's blue color from space

If i add water to oil what will happen