Evaporating sweat cools the body because the evaporation is an endothermic process Estimate the mass of water that must evaporate from the skin to cool the body by 0.50 degrees C. Assume a body mass of 95 kg and assume the specific heat capacity of the body is 4.0 J/g . C

2points why do scientists need governmental funding? o a. government politicians ask all the important scientific questions. o b. scientists have to pay taxes to the government on the money they make. o c. the cost of doing scientific research can be very high. o d. the government is controlled by scientists. submit

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.

How is the use of hydroelectric power related to the sun