Solve this problem: –282 – (+1,017) = ?
a. –735 b. –1,299 c. 735 d. 1,299

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days