What is the weight of an object when the mass is 250kg and is under the influence of the Earth's gravity which has a force of 9.8 m/s2 245 kg/m/s2
2450 kg/m/s2
0 1900 kg/m/s2
0 2678 kg/m/s2

Ithink option a is correct because you cannot donate a different blood group than yours because it won't match.option a says betsy can donate to mark. they have the same blood group so donation can happen.

If you eat to much it could kill you.

Um can u take a picture of the work

Where are the following