Write the number in scientific notation. One milligram is about 0.015430 grain. A)0.1543 × 10^-1 B)15.43 × 10^-3 C)1.543 × 10^-2 D)1.543 × 10^-3 E)0.015430 × 10^-2

Question

Quizplus · Accepted Answer

To convert 0.015430 to scientific notation, we move the decimal point to the right until there is only one non-zero digit to its left. This requires shifting the decimal point 2 places to the right, giving us 1.5430. The exponent is negative because we moved the decimal point to the right. So the answer is 1.543 × 10^-2.

Write the Number in Scientific Notation