Given the chemical equation: 2NO + O2 ---> 2NO2, which of the following statements is incorrect? * A Two mole of NO react with 1 mole of O2 to produce 2 moles of NO2.
B Two moles of NO are stoichiometrically equivalent to 1 mole of O2 gas.
C Two moles of NO are stoichiometrically equivalent to 2 moles NO2.
D Two molecules of NO react with 2 molecules of NO2.

Identify the electromagnets with poles that are reversed from the electromagnet shown above

Which statements are true concerning mineral formation? check all that apply. the slower the cooling, the larger the crystals. the faster the cooling, the smaller the crystals. crystals formed from magma are smaller than crystals formed from lava. minerals can only form in solutions when the solution is heated deep underground. when a solution cools, elements and compounds leave the solution and crystallize as minerals. minerals formed from hot water solutions can form narrow channels in the surrounding rock.

What causes the appearance of lines in a emission spectrum