physical science
posted by Rosemary .
suppose you want to heat 40kg of water by 20 degrees celcius. how many joules of heat are required?

Joules = mass water x specific heat of water x delta T
40,000 g x 4.184 J/g*C x (20) = ??
Respond to this Question
Similar Questions

Science check
I was wondering if someone could check the problems for me? 
physical science
How many joules of heat are required to melt 40kg of ice at o degrees celcius? 
Physcial science
How many joules of heat are required to melt 40kg of ice at 0 degrees celsious? 
Physical Science
Suppose you want to heat 40 kg of water by 20 C. How many joules of heat are required? 
Chemistry
How many joules of heat are needed to heat 25.0 g of ice at 5.0 degrees celcius to a final temperature of 40.0 degrees celcius? 
Chemistry
Calculate the amount of heat in joules required to heat 43 grams of water from 28 degrees celcius to the normal boiling point 100 degrees celcius 
physical science
suppose you want to heat 40g of water by 20c.how many joules of heat are required 
chemistry
Liquid water has a specific heat of 4.184 J/g degrees celcius. If 50 grams of water is heated from10 to 55 degrees celcius, what is the heat energy in joules needed to heat this water 
Food Chemestry
A heat exchanger is used to warm apple cider using steam as the heat source. The cider is heated from an initial temperature of 4 degrees celcius to a final temperature of 65 degree celcius. The steam enters the heat exchanger as 50% … 
science
A heat exchanger is used to warm apple cider using steam as the heat source. The cider is heated from an initial temperature of 4 degrees celcius to a final temperature of 65 degree celcius. The steam enters the heat exchanger as 50% …