Which of the following are elements? O2 Ca KF B

Calculate the ph of a 0.10 m solution of hypochlorous acid, hocl. ka of hocl is 3.5*10-8 at 25 ∘c. express your answer numerically using two decimal places.

What is the lewis dot structure for Tungsten

Explain how salinity and temperature affect water density and how the salinity of the oceans can be both increased and decreased.

Most of the energy from a lower trophic level is converted to mass. energy. heat. height.

What happens when your nervous system stops working

Why doesn't water light on fire? It has all the ingredients except heat! Hydrogen for the flammability factor, oxygen so it can keep burning, and all you need to do is add heat and BOOM you have a flame! 15 pts

The type of social bonds present in modern societies that are based on difference, interdependence, and individual rights is called:

The difference between ionic covalent and metallic bonding

As the speed of a particle increases, does its associated wavelenght increase or decrease

The composition of air by volume is approximately 1/5 oxygen, 4/5 nitrogen. When air is passed through red-hot carbon, the following reaction occurs: 2C + O2 (g) 2CO (g).