Alake in california contains about 8,500,000,000,000 gallons of water. how can this
number be written in scientific notation?

Which metal exist in liquid state and can be cut with knife ?

Why do cells appear different in distilled water than they do in 10% salt water?

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