Which scenario would result in a positive population growth? use this formula: population growth = (birth rate + immigration) – (death rate + emigration) a) 30 individuals emigrate, 30 individuals die, 30 individuals are born, 0 individuals immigrate b) 22 individuals emigrate, 10 individuals are born, 12 individuals immigrate, 0 individuals die c) 15 individuals immigrate, 9 individuals emigrate, 6 individuals are born, 0 individuals die d) 18 individuals immigrate, 20 individuals die, 1 individual is born, 0 individuals emigrate

State the formula for density in words and mathematical symbols

You mix the pks of succinic acid are 4.21 and 5.64. how many gramsa graduate student at sdsu wants to measure the activity of a particular enzyme at ph 4.0. to buffer her reaction, she will use a buffer system based on one of the acids listed below, which acid is most appropriate for the experiment? of monosodium succinate (fw = 140 g/mol) and disodium succinate (fw = 162 g/mol) must be added to 1 l of water to produce a solution with a ph 5.28 and a total solute concentration of 100 mm? (assume the total volume remains 1 liter, answer in grams monosodium succinate, grams disodium succinate, respectively.) volumes of 0.05 m nah2po4 and 0.05 m na2hpo4 (pk's for phosphoric acid are 2.15, 6.82 and 12.38). which of the following best describes the resulting solution?

You are making a solution of calcium chloride dissolved in water. you add solid, stir, and it dissolves. you add just a spatula tip full, stir, and the solid does not dissolve. how could you describe the solutions before and after adding the spatula tip amount