which of the following statements best defines the percentage yield of a reaction? the ratio of measured yield over actual yield the amount of product measured after a reaction the amount of measured yield over calculated yield the maximum amount of product that can be obtained

City a and city b had two different temperatures on a particular day. on that day, four times the temperature of city a was 8â° c more than 3 times the temperature of city b. the temperature of city a minus twice the temperature of city b was â’3â° c. what was the temperature of city a and city b on that day? city a was 5â° c, and city b was 4â° c. city a was 3â° c, and city b was â’1â° c. city a was 8â° c, and city b was â’3â° c. city a was 5â° c, and city b was â’5â° c.

Which of these is not an example of chemical weathering? a. iron-rich mineral rusting b. feldspar turning into clay c. limestone reacting with acid d. granite breaking up into sand

No copying 15 pts how does a free-body diagram tell you about the net force on an object?