How many grams of barium hydroxide must be dissolved into 1.0 l solution, so that the solution has a ph 12.78? do not inchude units in report answer to the hundreths place. question 5 of 11 à moving to another question will save this response. 7 8 9 d k

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.

What is the lowest number energy level where a d sublevel is found

Determine the ph of 0.10 m nh3 solution. nh3 is a weak base with a kb equal to 1.8 x 10-5 round answer to nearest whole number.