Why are some isotopes radioactive?

Predict the precipitate produced by mixing an Al (NO3) 3 solution. write the net ionic equation for the reaction. include the states of matter

What does A pH of 10 denote?

How do structures stand up under a load

The element in period 4 and group 8

Which of the following has the longest wavelength? A. violet B. ultraviolet radiation C. red D. infrared radiation

Calculate the number of ATPs generated by the complete metabolic oxidation of tripalmitin (tripalmitoylglycerol). Hydrolysis of the triacylglycerol occurs at the cell surface.

If a gas is moved from a large container to a small container but its temperature and number of moles remain the same, what would happen to the pressure of the gas? It would increase. It would be halved. It would stay the same.

Which of the following would require the largest volume of 0.100 M sodium hydroxide solution for neutralization?: (A) 20.0 mL of 0.0500 M nitric acid (B) 15.0 mL of 0.0500 M hydrobromic acid (C) 5.0 mL of 0.0100 M sulfuric acid (D) 10.0 mL of 0.

Approximately what volume do 3.0 moles of kr gas occupy at stp? 80.0 40.0 l none of the above 20.0

What is the correct formula when Aluminum and Nitrogen are combined? a. Al3N b. AlN c. AlN3 d. Al2N