What is the color of bromocresol green indicator in a solution with a ph of 2.0

If a planet rotates 360 degrees during a 24 hour time period, what does that tell us about the planet? a. the middle of the planet is in darkness b. the seasons on the planet vary every day. c. the planet runs on a 12-hour time clock. d. the temperature on the planet varies daily.

Used the balanced equation 2h2+ o2 - -> 2h2o. if you have 7.2 grams of o2 , how many grams of h2o can you produce ?

In this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced?