Search 75,675 tutors
FIND TUTORS
Ask a question

Ask questions and get free answers from expert tutors

Chemistry Answers  

Most Active Answered Newest Most Votes

Calorimeter Help!!

A researcher studying the nutritional value of a new candy places a 3.40 gram sample of the candy inside a bomb calorimeter and combusts it in excess oxygen. The observed temperature increase is 2...

Heat Capacity Help!!

At constant volume, the heat of combustion of a particular compound is -3152.0 kj/mol. When 1.321 of the compound (molar mass = 116.30 g/mol) was burned in a bomb calorimeter, the temperature of the...

Molar Heat of KBr

when a 4.00 gram sample of KBr is dissolved in water in a calorimeter that has a total heat capacity of 3.185kJ*K-1 , the temperature decreases by 0.210 K. Calculate the molar heat of solution of...

Heat Capacity

At constant volume, the heat of combustion of a particular compound is -3152.0 kj/mol. When 1.321 of the compound (molar mass = 116.30 g/mol) was burned in a bomb calorimeter, the temperature of the...

Calories...Help!

A researcher studying the nutritional value of a new candy places a 3.40 gram sample of the candy inside a bomb calorimeter and combusts it in excess oxygen. The observed temperature increase is 2...

Chemistry Help

A student reacted with the following unknown metal, M, with HCI and collecyed the following data : mass of metal = 0.300, volume of water displaced = 227.3 mL, temperature of H2 =25C , barometric...

Calculate N

One mol mixture of Feo and Fe3o4  containing equal moles of each on reaction with excess 02 give 'n' moles of Fe2o3 . Calculate 'N'

Find No of Moles

Atomic Weight of two elements 'A' and 'B' respectively are 32  and 16 .They combine to form two gases AB2 and AB4 and the Mixture is found to have a vapor  density of 38.4. the no of...

1 2 3 4 5

RSS Chemistry Answers RSS feed