Choose the answer that describes the scientific notation for 3,134,000,000. a. 3.143 × 1045 b. 3.134 × 109 c. 3.143 × 109 d. 31.34 × 109

B. 3.134 × 109 
When doing scientific notation, start with the decimal at the end of the whole number, and bring it to the front of each individual number one at a time, while counting, until you reach the space inbetween the first and second number. The number of decimal places you moved will be the correct exponent.

It would be answer choice B since pure moving 9 units to te left to find your answer.

This is most likely a nonmetal

Explanation:

Since it is gas at room temp it is definitely tell us that this is not a metal, second, it states that it is not conductive, brittle, magnetic, or ductile giving us the impression that it is a nonmetal and not a metalloid.