This is Elvira and her toy car. She pushes the plastic toy car to set it in motion. Which force is NOTacting on the car? A. Pulling force from gravity B. Pushing force from her hand C. Magnetic force from the north pole D. Friction between the wheels and the surface

What is the volume of the fluid in the graduated cylinder with accuracy and measured to the correct degree of precision? 41.2 ml 42.0 ml 41.23 ml 41.89 ml

Butadiene undergoes a reaction at a certain temperature in the gas phase as follows: 2c4h6(g) --> c8h12(g) the following data were collected for this reaction: time (min) [c4h6] (m) 0 0.36 15 0.30 30 0.25 48 0.19 75 0. determine the order of the reaction and the rate constant. 1st order and k = 4.3x10 -4 s-1 1st order and k = 2.3x10-4 s-1 2nd order and k = 4.3x10-4 s-1 2nd order and k = 2.3x10-4 s-1 zero and k = 4.3x10-4 s-1

Maya wrote if you step to describe how carbon circulates between the atmosphere and living organisms