1. Most of the chemicals included in your kit can be discarded down a drain with copious amounts of water. Describe a situation in which you would need to neutralize a chemical before discarding down a drain.

How many molecules of sucrose c12h22o11 are there in 454 grams of sucrose

1) which of the following is the best example of a physical change? a) sugar dissolving in tea b) firefly glowing 2) in the combustion of ethane, what is/are the reactants? c2h6 + o2 ==> co2 + h2o a) c2h6 and o2 b) co2 and c2h6

Amodel of an atom is shown below. which element is represented by this model of an atom? boron, carbon, neon, or sodium?