How many molecules of H2 will be produced from 148g of K in the following reaction? 2K + 2H2O → 2KOH + H2

The ph of carrots are 5.0 how it is classified a.acidic b.basic c.indicator d.neutral

In pea plants, the allele for tallness (t) is dominant to the allele for shortness (t). in the cross between a tall pea plant and a short pea plant shown below, what is the probability that the resulting offspring will be tall? whats the percent

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