Convert 0.0000678 into scientific notation. What exponent will 10 be raised to?

-5

-4

4

5

6.78 x 10^-5

Step-by-step explanation:

The decimal is raised 5 places to the right, so you have to use - 5

-5

Step-by-step explanation:

to make the equation 6.78 you have to move to the right 5 times. since you're moving to the right it will be -, so since you're moving to the right 5 times it will be - 5.