Questions LLC
Login
or
Sign Up
Ask a New Question
Science
Physics
Energy Conversion
if a person uses 670 kcal on a long walk, calculate the energy used for the walk in kiljoules
1 answer
There are 4.184 J in 1 calorie. That's 4184 kJ in 1000 kcal.
You can
ask a new question
or
answer this question
.
Similar Questions
Chemistry question:
Given: CH4 + 2O2 ~ CO2 + 2H2O C - H = 99 kcal O - O = 119 kcal C = O = 192 kcal O - H = 111 kcal Calculate
Top answer:
dHrxn = (n*dH BE reactants) - (n*dH BE products) BE = bond energy which you have listed. To get you
Read more.
Calculate the energy required to produce 5.00 mol of Cl2O7 on the bases of the following balanced equation. 2Cl2(g) +7O2(g)
Top answer:
From the 'balanced equation', 2 moles Cl2O7 requires 130 kcals => normalizes to 1 mole Cl2O7
Read more.
Given: CH4 + 2O2 ~ CO2 + 2H2O
C - H = 99 kcal O - O = 119 kcal C = O = 192 kcal O - H = 111 kcal Calculate the change in energy
Top answer:
dHrxn = (n*BE reactants) - (n*BE products). BE = bond energy. For example You have broken 4 C-H
Read more.
If the secondary consumer in
an ecosystem has of energy, how much energy do the producers have? (1 point) 560 kcal m yr 2 5.6
Top answer:
5,600 kcal m^2 yr^-2
Read more.
The average energy yield per gram of carbohydrate and of fat is
A).4 kcal and 9 kcal, respectively B).9 kcal and 4 kcal,
Top answer:
The answer is A IF that is 4 kcal for carb and 9 kcal for gat. Those periods after the ) sign bother
Read more.
A person consumes 2500 kcal/day while expanding 3500 kcal/day. In a months' time, about how much weight would this person lose
Top answer:
(3500-2500)•30/4100=7.32 pounds
Read more.
A person performs a work task at a mechanical efficiency of 20 percent and at total energy output of 15kcal/min. How much
Top answer:
To find the amount of energy lost as heat and the amount of energy used to perform the work, we can
Read more.
A person performs a work task at a mechanical efficiency of 20 percent and at total energy output of 15kcal/min. How much
Top answer:
Well, well, well, looks like we've got a task that's not pulling its weight! So, this person is
Read more.
How much energy is needed to heat and melt 3.0 kg of copper initially at 83°C?
Be mindful of significant figure rules for both
Top answer:
ok, thank you. :)
Read more.
Using the ten percent rule, determine how many kilocalories of energy the tertiary consumer tuna will receive.
Algae Shrimp
Top answer:
The correct answer is 13,500 Kcal.
Read more.
Related Questions
When 1.0 mole of liquid Br2 is converted to Br2 vapour at 25.0oC and 1.0 atm pressure, 7.3 Kcal of heat is absorbed, and 0.59
1. Walking consumes approximately 100 kcal/mi. In the hydrolysis of ATP (ATP → ADP + Pi), the reaction that drives the muscle
The food that the average American consumes in a day provides 2.0 X 10^3 kcal of energy. How many calories a sec is this? *how
How much heat must be removed from a 200 g block of copper to lower its temperature from 302 oF to 68
oF? Specific heat of
Assume that the producers in this ecosystem have 100,000 kcal of stored energy.
About how much of this energy would reach the
The reaction of hydrogen chloride with ammonia forms ammonium chloride and releases 42. kcal of energy.
kcal mol HCl(g) + NH3 (g)
It is 5.0 km from your home to the Physics lab and your car is out of gas. You could run that distance
at 10 km/h, which uses up
Using the ten percent rule, determine how many kilocalories of energy the tertiary consumer tuna will receive.
Algae Shrimp
Energy can be measured in calories. 1,000 calories is called a kilocalorie (kcal).
If the producers have 10,000 kcal of energy
Jacob and Kerrie are trying to figure out how long they can live off their $84,670 savings if they spend $370 each month. They
