An atom of aluminum has an atomic number of 13 and a mass number of 27. How many neutrons does it have?

The pKa of 4-nitrophenol is 7.15. Would you expect it to dissolve into a solution of sodium bicarbonate? The pKa of 2,5-dinitrophenol is 5.15. Would it be expected to dissolve in sodium bicarbonate solution? Explain your reasoning.

In the lewis structure of ch3oh, how many bonding pairs of electrons are there?

Which is a potential benefit of genetic engineering in agriculture

2co3 + (aq) + 2cl - (aq) →2co2 + (aq) + cl2 (g). e∘=0.483 v what is the cell potential at 25 ∘c if the concentrations are [co3+] = 0.717 m, [co2+] = 0.363 m, and [cl-] = 0.152 m and the pressure of cl2 is pcl2 = 3.40 atm?

Why do solids expand on heating?

What kind of chemical bond does salt have?

How does phosphorus enter the human body?

When a reaction occurs between atoms with ground state electron configuration 1s2 2s1 and 1s2 2s2 2p5 the predominant type of bond formed is

How does heat transfer takes place between any two systems?

Hydrate name of CaCl2 * 8 H2O