- What's -1/2 + (-1/5) ?

Discover Questions

Forgot to write down my observations but for all those chemists out there, what is the color of a 0.1 M K2C2O4 solution? Not sure how to find the derivative? 105/8 as a mixed number? Calculate the acceleration of gravity 277 km above Earth's surface in terms of g (mass of Earth is 5.97 1024 kg, and the radius is 6380 km)? How come that 1 inch is exactly 2.54 inches?