The driver of an 1,840 kg race car applies the brake to come to a complete stop. If the car accelerates at -3.4 m/s2 what is the net force acting on the race car?

a) -541 N

b) 630 N

c) -1.8 N

d) -6,256 N

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change. when the temperature in a room increases from 25°c to 33°c, changes from a solid to a liquid. in a lab, methane and nitrogen are cooled from -170°c to -200°c. the methane freezes and the nitrogen . when gold is heated to 2,856°c it changes from a liquid to a .

What are the primary responsibilities of a chemical engineer involved in "r& d"? develop large scale manufacturing operations discover new products and processes training of new chemists determine products needed by consumers

How have the greenhouse gasses increased from the year 2000 to 2018