Question

chemistry_quiz 2 locked mode is on. to avoid losing your progress, complete the full quiz before closing shukri.20080428@ubahstudents.org *indicates required question choose the letter of the correct answer. in the scientific notation 8.3 x 10^6, which of the following is not true of a positive number written in scientific notation? exponent must always be positive. coefficient is always multiplied by a power of 10. coefficient is greater than or equal to 1 but less than 10. coefficient can be positive or negative.

Explanation:

Scientific notation for a positive number is written as \(a\times10^{n}\), where \(1\leq a < 10\) and \(n\) is an integer (can be positive, negative or zero). The coefficient \(a\) is always positive for a positive - valued number in scientific notation and is multiplied by a power of 10.

Answer:

D. Coefficient can be positive or negative.