How many kilograms of water would have to be evaporated

Assignment Help Chemistry

Reference no: EM13113137

The average person generates about 2500 Kcal of heat a day. How many kilowatt-hours of energy is this? If walking briskly dissipates energy at 500 W, what fraction of the day's energy does walking one hour represent? How many kilograms of water would have to be evaporated if this were the only means of heat loss? (The heat of vaporization of water at 35 degree celsius is 2400J/g).

Reference no: EM13113137

Questions Cloud

Why medical studies often use relatively large sample : Mothers did not take the drug DES during pregnancy , what is the estimate of the number of women out of 1000 who would be expected to have tissue abnormalities?

Determine how many grams of oxygen gas are essential : When C2H5OH +3O2 produces 2CO2 + 3H2O,determine how many grams of oxygen gas are essential for complete combustion of 421grams of ethanol ?

Who are homozygous for tongue-rolling : Suppose a woman who is both a homozygous tongue-roller and a non-PTC-taster marries a man who is a heterozygous tongue roller and is a PTC taster, and they have 12 children, how many of those 12 would you expect to be non-tasters, who are homozygo..

Us government securities with one-year maturity : The interest rate on South Korean government securities with one-year maturity is 4 percent and the expected inflation rate for the coming year is 2 percent.

How many kilograms of water would have to be evaporated : The average person generates about 2500 Kcal of heat a day. How many kilowatt-hours of energy is this? If walking briskly dissipates energy at 500 W, what fraction of the day's energy does walking one hour represent.

List the possible locations at which caffeine may exerting : High concentrations of caffeine causes an isolated muscle to contract in the absence of any activity in the motor nerve. This contraction is not blocked by nicotinic blocking agents like curare. Where do you think caffeine acts?

Kinds of decision or actions are based on rankings : Nielsen publishes a weekly ranking of television programs as well as a weekly ranking of four major networks: ABC, CBS, NBC, and Fox. What kinds of decision or actions are based on the Nielsen rankings?

Illustrate what are security issues that could plague : They are building an in-house application system that will pull data from a database located on one server and display it via a Web-based interface running on another server. Illustrate what are security issues that could plague this solution if n..

Determine the concentration of the total available acid : Determine the concentration of the total available acid of the apple juice express your answer in moles/L?

User Account

All Pages