Chemistry, 10.06.2021 21:20 zombieslayas8500
What is the amount of heat, in joules, required to increase the temperature of a 49.5-gram sample of water from 22°C to 66°C?
1) 2.2 x 103^3 J
2) 4.6 10^3 J
3) 9.1 x 10^3 J
4) 1.4 x 10^4 J
Answers: 3
Chemistry, 22.06.2019 08:00
Identify a strong intermolecular force of attraction between an alcohol
Answers: 1
Chemistry, 22.06.2019 10:50
How many liters of oxygen gas, at standard temperature and pressure, will react with 35.8 grams of iron metal? 4 fe (s) + 3 o₂ (g) → 2 fe₂o₃ (s)
Answers: 2
Chemistry, 22.06.2019 17:50
Cryolite, na3alf6(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide. start this question by first balance the chemical equation.1.) balance the equation: - alo3(s)+naoh(l)+hf(> na3alf6+h2o(g). 2.) if 17.5 kilograms of al2o3(s), 51.4 kilograms of naoh(l), and 51.4 kilograms of hf(g) react completely, how many kilograms of cryolite will be produced? 3.)which reactants will be in excess, (al2o3, naoh, or hf) 4.)what is the total mass of the excess reactants left over after the reaction is complete in kg?
Answers: 2
Chemistry, 22.06.2019 21:00
Once similarity and one difference between a mixture of elements and a mixture of compounds
Answers: 3
What is the amount of heat, in joules, required to increase the temperature of a 49.5-gram sample of...
Mathematics, 15.09.2021 06:30
Mathematics, 15.09.2021 06:30
English, 15.09.2021 06:30
Mathematics, 15.09.2021 06:30
Mathematics, 15.09.2021 06:30
Chemistry, 15.09.2021 06:30
English, 15.09.2021 06:30
Mathematics, 15.09.2021 06:30
Mathematics, 15.09.2021 06:30
History, 15.09.2021 06:30
Mathematics, 15.09.2021 06:30
Mathematics, 15.09.2021 06:30