subject

Chemistry, 02.11.2020 02:00 sk9600930

Which statement is true about endothermic and exothermic reactions? Kinetic energy is absorbed and converted to potential energy in an endothermic reaction.
Kinetic energy is absorbed and converted to potential energy in an exothermic reaction.
Energy is released in an endothermic reaction.
Energy is absorbed in an exothermic reaction.

ansver

Answers: 1

Show answers

Another question on Chemistry

question

Chemistry, 21.06.2019 16:50

What is the composition, in atom percent, of an alloy that consists of 4.5 wt% pb and 95.5 wt% sn? the atomic weights for pb and sn are 207.19 g/mol and 118.71 g/mol, respectively.(a) 2.6 at% pb and 97.4 at% sn(b) 7.6 at% pb and 92.4 at% sn(c)97.4 at% pb and 2.6 at% sn(d) 92.4 at% pb and 7.6 at% sn

Answers: 2

question

Chemistry, 22.06.2019 07:00

How many moles are in 7.2 x 10^23 carbon molecules? (*round to the nearest hundredth and include the unit "mol c" after your number) question 6 options:

Answers: 2

question

Chemistry, 22.06.2019 14:00

How many absorptions would you expect to observe in the 13c nmr spectra of the following molecules? a) 3-chloropentane b) cis-4-methyl-2-pentene

Answers: 2

question

Chemistry, 22.06.2019 15:00

Describe what happens to the molecules as water goes from ice to liquid to vapor. be sure to explain what happens to the temperature during the phase changes.

Answers: 2

You know the right answer?

Which statement is true about endothermic and exothermic reactions? Kinetic energy is absorbed and...

Questions

question

Mathematics, 27.11.2019 02:31

What is sin θ when sec θ = square root of 5? rationalize the denominator if necessary.

question

History, 27.11.2019 02:31

What did africa have to trade for the spices, tapestries and glass beads of china, india and the ottoman empire? a) cotton and slaves

question

Mathematics, 27.11.2019 02:31

One of the solutions to the equation 5x^2+bx+12=0 is -4/5 find the other solution solve it and get brainliest...

question

Mathematics, 27.11.2019 02:31

Emile paid $3.96 for 4 songs. what is the unit rate and what does it mean?...

question

Mathematics, 27.11.2019 02:31

Luisa va a hornear pan, galletas y un pastel. necesita 5 ½ tazas de harina para el pan, 2 2/3 tazas de harina para las galletas y 2 ¼ tazas de harina...

question

Biology, 27.11.2019 02:31

In this lab, you are only looking at eukaryotic cells, plants are one type of eukaryote that you will be looking at. what are 2 organelles found only...

question

Mathematics, 27.11.2019 02:31

What are zeros of the function fx =x2+5x +5written in simplest radical form...

question

Engineering, 27.11.2019 02:31

You wish to capture particles with a 3 µm radius suspended in a fluid that has a linear density gradient with a density of 1.12 g/cm^3 at the bottom a...

question

Business, 27.11.2019 02:31

Fill in the blanks. a. the line yequalsbeta0plusbeta1x is called the b. the common conditional standard deviation of the response...

question

Biology, 27.11.2019 02:31

Dna fingerprinting is a method used to identify individuals by locating unique base sequences in their dna molecules. before researchers...

question

Chemistry, 27.11.2019 02:31

For the reaction: 2 h2 + 2 no → n2 + 2 h2othe observed rate expression, under some conditions, is: rate = k[h2][no]which of the following mechanisms a...

question

Computers and Technology, 27.11.2019 02:31

Draw a flowchart for the following situation: input a person’s age. if the person is less than 21 years old, the message "you are under 21." should b...

question

Business, 27.11.2019 02:31

Based on the following data, what is the amount of working capital? accounts payable $30,000 accounts receivable 60,000 accrued liabilities 5,000 cas...

question

Physics, 27.11.2019 02:31

A2.10 kg textbook rests on a frictionless, horizontal surface. a cord attached to the book passes over a pulley whose diameter is 0.170 m, to a hangin...

question

Computers and Technology, 27.11.2019 02:31

Brandon has been appointed as the lead it analyst for a resource center project at a small e-commerce company. for the time being, his primary supervi...

question

Business, 27.11.2019 02:31

Dr. tarun gupta, a michigan vet, is running a rabies vaccination clinic for dogs at the local grade school. tarun can shoot a dog every 4 minutes. it...

question

English, 27.11.2019 02:31

Directions: write 20 english sentences in which each includes a derivative and the meaning of the latin root using the example: a portable fan is ea...

question

Physics, 27.11.2019 02:31

During a solar eclipse the moon is positioned directly between earth and the sun. find the magnitude of the net gravitational force actin...

question

Business, 27.11.2019 02:31

Bries corporation is preparing its cash budget for january. the budgeted beginning cash balance is $19,600. budgeted cash receipts total $191,000 and...

question

Mathematics, 27.11.2019 02:31

The graduate management admission test (gmat) is taken by individuals interested in pursuing graduate management education. gmat scores are used as pa...

More questions: Chemistry Another questions

Questions on the website: 13722363