You wish to prepare an hc2h3o2 buffer with a ph of 4.34. if the pka of is 4.74, what ratio of c2h3o2/hc2h3o2 must you use?

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

Why is nh3 classified as a polar molecule

Miner's coal distributors does not mine coal itself, nor does it even store or handle the coal. instead, miner's solicits orders for low sulfur coal from other firms, then purchases the required amount from suppliers and directs them to ship the coal to its customers. what is miner's