Calculate the pH of a 0.22 M ethylamine solution.

Which sentence describes two atoms that form an ionic bond? O A. Each atom has a large electronegativity. B. Each atom has a small electronegativity. O C. The difference in their electronegativities is less than 1.7. O D.

Why does water conduct electricity but only very poorly

During electrolysis, where do oxidation reactions occur? in the anode of an electrolytic cell in the cathode of an electrolytic cell in the power source of an electrolytic cell in the salt bridge of an electrolytic cell

A gas occupies 11.2 liters at 0.860 atm. what is the pressure if the volume becomes 15.0 L

Will the ph of a solution of kclo4 be >7, <7, or = 7?

Suppose you find a rock that contains some potassium-40 (half-life of 1.3 billion years). you measure the amount and determine that there are 5 grams of potassium-40 in the rock.

What are some positive and negative effects of the production of maple syrup on society and the environment?

Describe and give an example of parasitism.

Why is a dilute solution of oleic acid used instead of pure oleic acid?

The vapor pressure of benzene (C6H6) is 73.0 mm Hg at 25 °C. What is the vapor pressure of a solution consisting of 179 g of benzene and 0.217 mol of a nonvolatile nonelectrolyte?