A solution that is 100 times less acidic than a solution that is pH 2 would
have a pH of

Name the plastid and pigment likely to be found in the cells of (a) petals of sunflower (b) ripe tomato.

What are the seven economic and social goals?

'which of these statements about the scientific method is not true? all experiments must follow the same number of steps in the procedure. experiments may be repeated several times. some unexpected results can be beneficial. experimental results may or may not support the hypothesis.