Normal rain has a pH of about 5.6; acid rain usually has a pH between * 4.2 and 4.4
7.8 and 8.0
3.1 and 3.3
5.6 and 5.8

Balance this equation co2(g) + h2o (g) show that the balanced equation obeys the law if conversation of mass

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

Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.