An object is -200 oc. what is this temperature in kelvin? what would happen to water at this temperature on the surface of the earth?

2. you__turn left on a red light if you are in the left-most lane of a one-way street, you're turning into the left-most lane of a one-way street, and no nearby sign prohibits the turn.

How many atoms of mg are present in 97.22 grams of mg? 6.022 × 1023 2.408 × 1024 4.818 × 1024 5.855 × 1025

Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li