NH3 + H20 --> NH4OH shows the reaction between ammonia and water. What type of reaction is this? Synthesis
Double Replacement
Single Replacement
Decomposition

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

How would the number of moles (n) of o2 change if the atmospheric pressure doubled but all other variables stayed the same

Why does earth rotate? because earth is formed from cold gases collapsing due to gravity because the matter in the nebula that formed earth was spinning because earth forms more than 99% of the mass of the solar system because the hydrogen atoms inside the nebula fused to form helium