What net force is necessary to give a 2.0 kg mass initially at rest an acceleration of 5.0 m/s^2?
a. 0.40 n
b. 2.5 n
c. 7.0 n
d. 10. n
e. 20. n

Which of the following is the best name for mgcl2

Which is the most accurate name for the ionic compound cas?

1700 j of energy is lost from 0.14 kg object , the temperature decreases from 50°c to 45°c what is the specific heat of this object, amd what is the material ?