Chemistry, 05.04.2021 19:00 madison1284
In a coffee-cup calorimeter, 100.0 g of H2O and 8.70 grams of Na3PO4 are added. The water had an initial temperature of 24.6 oC. After the dissolution of the sodium phosphate the temperature changed to 31.3 oC.Â
-Was the dissolution exothermic or endothermic? Explain.Â
-Calculate how much heat the water lost or gained.​
Answers: 1
Another question on Chemistry
Chemistry, 21.06.2019 17:00
What is the empirical formula of vanadium 1 oxide given that 20.38 grams of vandium combines with oxygen to form 23.58 grams of the oxide
Answers: 1
Chemistry, 22.06.2019 00:30
What must happen before a body cell can begin mitotic cell division
Answers: 1
Chemistry, 22.06.2019 03:10
Between 2014 and 2016, more than 25,000 children in flint, michigan, drank water that was contaminated with lead from lead pipes. during this time, the city claimed the water was safe to drink. which of these actions could the city have taken to ensure that the drinking water was free from lead?
Answers: 3
Chemistry, 22.06.2019 11:00
The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.
Answers: 1
You know the right answer?
In a coffee-cup calorimeter, 100.0 g of H2O and 8.70 grams of Na3PO4 are added. The water had an ini...
Questions
Business, 17.07.2019 06:30
Business, 17.07.2019 06:30
Business, 17.07.2019 06:30
Mathematics, 17.07.2019 06:30
Business, 17.07.2019 06:30
Business, 17.07.2019 06:30
Business, 17.07.2019 06:30
Mathematics, 17.07.2019 06:30
Chemistry, 17.07.2019 06:30
Mathematics, 17.07.2019 06:30
Mathematics, 17.07.2019 06:30
Mathematics, 17.07.2019 06:30
Geography, 17.07.2019 06:30
