A 300 kg cart is moving rightward at 3 m/s and collides elastically (bouncy) with another cart. What must the speed and mass of the second cart be so that the first cart comes to a stop? SCIENCE!

What is the value of keq for the reaction expressed in scientific notation

Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.

Pastoral farming is best described as a. a method of raising livestock and moving herds b. an african method of agriculture c. a method of cultivating crops on poor soils d. a common method of desert farming select the best answer from the choices provided a b c d