2. I'm strong and stiff. Getting through me is TOUGH! I'm found only in plants and I guess that's

enough

A scientist is trying to discover information about an unknown metal in a compound. The formula for the compound is believed to be XBr 3 where X is the unknown metal. The scientist determined that a 4.735 g sample of this compound contains 4.

Determine the mass of 8.59 * 1023 atoms cl. answer in units of g.

mixture of 75 cm3of oxygen and 12.5 cm3 of a gaseous hydrocarbon H were exploded in an eudiometer. After cooling to room temperature, 50 cm3 of gas was left and when this was shaken with KOH solution, 12.5 cm3 of oxygen remained.

Covalent bonds in a molecule absorb radiation in the IR region and vibrate at characteristic frequencies. (a) The C-O bond absorbs radiation of wavelength 9.6 μm.

An atom of argon rarely bonds to an atom of another element because an argon atom has (1) 8 valence electrons (2) 2 electrons in the first shell (3) 3 electron shells (4) 22 neutrons

Which microscope came out first

Which exerts greater pressure on the floor-standing flat-footed or standing on tiptoe? on tiptoe, because the force acts over less area on tiptoe, because the force acts over more area flat-footed, because the force acts over more area flat-footed,

1. Sara tells Michael she is 160 centimeters tall, while Michael says he is 60 inches tall. If there are 2.54 centimeters in an inch, who is taller

How do you tell if a compound is polar or non polar

What two ions are central to the arrhenius definitions of acids and bases?