Given the following reaction, 3HCl + Al(OH)3 —> AlCl3 + 3H20, how many grams of water will be produced if 40.0g of hydrochloric acid and 15.0g of aluminum hydroxide react?

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

What if it is did darwin used to support his theory of evolution

What element has similar physical and chemical properties as boron.