What is the specific heat capacity of a piece of wood if 3500. g of the wood absorbs 47,550. joules of heat, and its temperature changes from 20.°C to 55.°C.

The valence of aluminum is +3, and the valence of the chlorine is -1. the formula fir the aluminum chloride is correctly written as

We are hoping to create 5.72 grams of glucose. the plant was given 4.75 liters of co2 and 2.81 g of h20. which reactant was the limiting reagent? how much excess mass did we have of the other reactant?

What causes the appearance of lines in a emission spectrum