How do tadpoles and frogs get oxygen in there bodies

Which of the following atoms has the highest electronegativity? (optional) use the periodic table to answer this question a. C b. N c. O d. F

Substances x and y are examples of which kind of molecule?

Which of the following are true statements about equilibrium systems? For the following reaction at equilibrium:2 H2 (g) + O2 (g) ? 2 H2O (g) the equilibrium will shift to the left if the volume is doubled.

A compound is found to contain 47 percent potassium 14.5 percent carbon and 38.5 percent oxygen by the way the molar mass of the compound is 166.2 g what is the molecular formula

if an atom has a mass number of 226 and an atomic number of 88. how many protons and neutrons does it have

The periodic table includes all of the known elements in the world. how are elements arranged on the periodic table?

The pOH of a solution is 13.28. What is the [OH]

If you can choose any animal in the world to be, what animal would you choose. (I'd be a wolf or a dog, mostly a wolf)

Determine the molecular geometry about each interior nitrogen atom of n2h4.

When all of the bulbs in the parallel circuit were first lit, did they all illuminate equally?