Tính số mol ,khối lượng chất, thể tích (đktc)ủa 9*10^23 CO2

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.

Explain what happens at the saturation point when adding salt to water at room temperature.

Answer asap need it by wednesday morning calculate the ph of 0.02m hcl best answer will be brainliest