A molecule of nitrogen gas consists of two nitrogen atoms joined together. Write the formula of nitrogen gas.

A child is male because he has one X chromosome and one Y chromosome where did these chromosomes come from

Why is it economical to use scrap metal to get copper?

Identify the nuclide produced when carbon-14 decays by beta emission: 14 6c? 0?1e?

Which statement describes KCl (aq) ?

What kind of rocks are formed by the precipitation of calcium carbonate (CaCO3) from sea water? Select all that apply. Stalagmites Sandstone Stalactites Shale

How long does it take electrons to get from the car battery to the starting motor? Assume the current is 137 A and the electrons travel through copper wire with cross sectional area 44.6 mm2 and length 75.7 cm.

What forces hold ionic solids together? O A. lonic bonds B. Covalent bonds C. Metallic bonds D. Hydrogen bonds SU

What thermodynamic parameters are compatible with the spontaneity of a chemical reaction?

Of the bonds C-N, C=N, and C- = N (triple bond), the C-N bondis a) strongest / shortest b) Strongest / longest c) weakest / shortest d) intermediate in both strngth and length e) weakest / longest

Materials can be classified as acids, bases, or neutrons true or false