Calcium is a ________ and silver is a ________. A) nonmetal, ...

[xclash]

Calcium is a ________ and silver is a ________.
 
  A) nonmetal, metal
  B) metal, metal
  C) metalloid, metal
  D) metal, metalloid
  E) nonmetal, metalloid

Question 2

A reaction was found to be second order in carbon monoxide concentration. The rate of the reaction ________ if the CO is doubled, with everything else kept the same.
 
  A) doubles
  B) remains unchanged
  C) triples
  D) increases by a factor of 4
  E) is reduced by a factor of 2

[bobsmith]

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[xclash]

TYSM

[CAPTAINAMERICA]

Thanks for the timely response, appreciate it