Which statement is true?

a

Atoms can be changed

b

All atom are not stable

c

Atoms can never be changed

d

Both A and B

Is 2 C4H10 + 13 O2 → 8 CO2 + 10 H2O a double replacement?

What is 1,900,000 cm^3 to g?

What causes a change in a rocks compostion

What are some of the factors that can affect the equilibrium of a chemical reaction?

H2so4 (aq) + hno3 (aq) → express your answer as a complete ionic equation. identify all of the phases in your answer. enter noreaction if no precipitate is formed.

Will a parachute slow a skydiver more at a very high altitude or a lower altitude?

Carbon monoxide is: Only found in large cities An odorless, colorless, toxic gas Healthy to breath in A danger when driving on the open highway

What is a potential benefit of fuel cell cars? increased efficiency converting gasoline to energy no recharging necessary decreased automobile cost larger engines

Water is a great solvent. For example, it causes ionic compounds like sodium chloride (table salt) to dissociate. One of these reasons that water does is because it is polar molecule.

For most compounds with a single keto group in the molecule, equilibrium favors the keto form over the enol form of the compound. this is due largely to what?