A student has a solution with a pH of 7 the student as age of hydrogen fluoride to the solution hoping to increase the pH of the solution what is wrong with this students approach

What would happen to the size of the herbivore population if the producer population decreased? decrease double in number stay the same triple in number

If an igneous rock cools off slowly then it's mineral grains will be

By titration, 20.4 ml of aqueous h2so4 neutralized 23.3 ml of 0.0336 m lioh solution. what was the molarity of the aqueous acid solution?

A 10.0 L balloon contains helium gas at a pressure of 655 mmHg. What is the final pressure, in millimeters of mercury, if the final volume is 13.8 L?

Which of the following elements have 3 valence electrons? Choose all that apply. * lithium boron nitrogen neon phosphorous aluminum

Identical forces act for the same length of time on two different masses. The change in momentum of the smaller mass is A) smaller than the change in momentum of the larger mass, but not zero. B) zero.

How many nuclei of 238 92 U 92 238 U remain in a rock if the activity registers 290 decays per second? (Note that the half life of Uranium-238 is 4.468x109 years)

A base can neutralize an acid. true or false

Hydrochloric acid (12.0 ml of 0.233 m) is added to 296.0 ml of 0.0579 m ba (oh) 2 solution. what is the concentration of the excess h + or oh - ions left in this solution?

Which are the organs of the digestive system