Chemistry, 20.07.2020 14:01 jamarstand

What does it mean to be an exothermic chemical reaction? a) Energy is released when no new substances are made. b) Energy is released when new substances are made. c) Energy is absorbed when no new substances are made. d) Energy is absoebed when new substances are made. e) None of the choices are correct.

Answers: 2

Show answers

Another question on Chemistry

Chemistry, 21.06.2019 13:30

Which of these best describes the scientific process

Answers: 3

Answer

Chemistry, 22.06.2019 00:00

Newtons second law deals most cosely with

Answers: 1

Answer

Chemistry, 22.06.2019 04:20

Which of the following is true for the actual yield of a reaction? it is always calculated as a ratio. it is the yield from the excess reactant. it is the yield from the limiting reactant. it is always less than the theoretical yield.

Answers: 1

Answer

Chemistry, 22.06.2019 09:30

In apex! a liquid heated beyond a certain temperature becomes

Answers: 1

Answer

You know the right answer?

What does it mean to be an exothermic chemical reaction? a) Energy is released when no new substance...

Questions

Chemistry, 12.05.2021 03:00

At high altitudes ( pressure ssure=0.57 atm) athletes can breathe 8.13 L of air per minute How many L air can they breathe at sea level? (pressure = 1...

History, 12.05.2021 03:00

How are the United States and other countries responding to the persecution of the Uighurs in China? need help with this question please....

Social Studies, 12.05.2021 03:00

Your dog is funny like...

English, 12.05.2021 03:00

Review the clue. The root of the word annihilate is nihil, or "nothing." Based on this clue, which phrase is the best meaning of the word...

Mathematics, 12.05.2021 03:00

I want the answer here, do not take me to another link/ site to “present”your answer because I dont trust it. I want it to be corrext, please!

Physics, 12.05.2021 03:00

A sled drops 50 meters in height on a hill. The mass of the rider and sled is 70 kg and the sled is going 10 m/s at the bottom of the hill. What is th...

Mathematics, 12.05.2021 03:00

I need help explaining how this problem works ...

Mathematics, 12.05.2021 03:00

Find the slope of the line passing through ...

Computers and Technology, 12.05.2021 03:00

is whether a publication lanes to the left or right politically select the best answer from the choices provided...

Mathematics, 12.05.2021 03:00

The following data was collected to explore how the number of square feet in a house, the number of bedrooms, and the age of the house affect the sell...

Business, 12.05.2021 03:00

Sheffield Company has the following account balances: Sales Revenue $243,000, Sales Discounts $2,110, Cost of Goods Sold $116,900, and Inventory $53,6...

Social Studies, 12.05.2021 03:00

You want a Bestie in a Tessie well do my random application bestie application lol (yes you can trust the link and no it will not give you a virus an...

History, 12.05.2021 03:00

Which two statements apply to both Brown v. Board of Education and Mendez v. Westminster? O Jim Crow Laws were upheld because they were deemed "separ...

Mathematics, 12.05.2021 03:00

How do you write 6.69x10^-4 in standard form?...

Mathematics, 12.05.2021 03:00

In the diagram below of parallelogram ABCD, line segments AC, BD, and FG all intersect at E. Prove that △AEF ≅ △CEG.

Chemistry, 12.05.2021 03:00

The heat capacity of aluminum is 0.900 J/goC. How much energy is needed to raise the temperature of a 345 g block of aluminum from 20.3oC to 85.2oC?...

Health, 12.05.2021 03:00

Describe emerging and re-emerging diseases....

Business, 12.05.2021 03:00

Compute the payback period for each of these two separate investments: A new operating system for an existing machine is expected to cost $280,000 and...

Mathematics, 12.05.2021 03:00

Choose a number sentence is that illustrates distribute property of multiplication over addition 2×7+8 = 2+7×2+8...

Biology, 12.05.2021 03:00

How did the CDC make its initial diagnosis—St. Louis encephalitis—and why was everyone not convinced the initial diagnosis was correct....

More questions: Chemistry Another questions