4 NH, +70, - 4 NO, + 6 H0 If 30.0 g NH, are mixed with
100.0 g of Q:
a) Calculate the mass NO,
possible
b) Identify the limiting and
excess reactants
c) Calculate mass excess
reactant remaining
d) You did this reaction and
produced 40,3 g NO.
What was your percent
yield?

Predict the products butane (c4h10) + oxygen —>

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?

According to the tide table below what time of day will the highest tide occur? (2 pt) the highest tide will occur at