What is 6.9 x 10' written in standard form? O 0.00000069
O 0.000069
O 6,900,000
O 69,000,000

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.

Suppose you have designed a new thermometer called the x thermometer. on the x scale the boiling point of water is 129 ? x and the freezing point of water is 13 ? x. part a at what temperature are the readings on the fahrenheit and x thermometers the same?

What woukd most likely be the transmittance at a 0.70 m solution of solute a? a) 7.6%b) 1.1%c)4.0%d)4.6%