Rank the following 0.100 M solutions in order of increasing H3O + concentration:

HF, Ka = 6.3 * 10-4; HCN, Ka = 6.2 * 10-10; HOCl, Ka = 4.0 * 10-8

HF < HCN < HOCl

HCN < HOCl < HF

HOCl < HCN < HF

HF < HOCl < HCN

HOCl < HF < HCN

Which of these are a force momentum or friction

You're talking on your cell phone in your bedroom, when suddenly the reception goes bad for a minute. Just before the reception clears up, you hear the microwave beep in the kitchen. What's your hypothesis of what has happened?

Use le chatelier's principle to explain why the solubility of iodine in water increases as the concentrations of potassium iodide increases

If a population grows larger than the carrying capacity of the environment, which of these is most likely to happen? A. The death rate may rise. B. The birthrate may rise. C. The death rate must fall. D. The birthrate must fall.

Calculate the volume of co2 produced at 37 Celsius

Which of the following types of electromagnetic waves has a frequency greater than ultraviolet waves? A) X rays B) infrared waves C) microwaves D) visible light

For each metal complex give the coordination number for the metal species. m (nh34cl2

Particles in a liquid move around just as freely as particles in a solid. True or False

How did aristotles idea of matter differ from that of scientists

How does ease of oxidation correlate with activity? Do highly active metals tend to donate electrons or accept electrons from other metals?