subject

Chemistry, 25.04.2020 00:27 austinmiller3030

Many first aid kits include an instant cold pack. A cold pack utilizes a chemical reaction that has a significant change in energy in order to make the pack feel cold. Explain which type of reaction, an endothermic reaction or an exothermic reaction, would be most useful for making a cold pack.

ansver

Answers: 1

Show answers

Another question on Chemistry

question

Chemistry, 21.06.2019 14:40

What elements have 2 electrons inthe 4s sublevel

Answers: 3

question

Chemistry, 21.06.2019 15:00

Which of the following elements is a representative element? a. chromium (cr) b. aluminum (al) c. mercury (hg) d. silver (ag)

Answers: 1

question

Chemistry, 21.06.2019 22:30

Consider the following system at equilibrium. caco3(s) ca2+(aq) + co32–(aq) the addition of which compound will cause a shift in equilibrium because of a common ion effect? ccl4 co2 cuso4 na2co3

Answers: 3

question

Chemistry, 22.06.2019 02:30

Asa choose the correct set of reaction coefficients to properly balance the following chemical equation according to the law of conservation of mass: __s8 + __o2 ==> __so2 1, 1, 8 1, 8, 1 1, 8, 8 8, 1, 1

Answers: 1

You know the right answer?

Many first aid kits include an instant cold pack. A cold pack utilizes a chemical reaction that has...

Questions

question

Biology, 27.08.2019 23:10

The researchers' experimental hypothesis was that changes in actin and myosin overlap would alter the number of myosin cross- bridges that could form...

question

Business, 27.08.2019 23:10

Which of the following decision-making perspectives assumes that consumers often make purchases and reach decisions based on the affect, or feeling, a...

question

Business, 27.08.2019 23:10

If the money supply is $500 and nominal income is $3,000, the velocity of money is a. 1/60. b. 1/6. c. 6. d. 60....

question

Chemistry, 27.08.2019 23:10

If i have 1.9 moles of gas held at a pressure of 4.95 atm and in a container with a volume of 5000.0 ml, what is the temperature of the gas?...

question

Business, 27.08.2019 23:10

Which of the following is not a form of vendor fraud? a. shipment of inferior goods. b. not paying for goods purchased. c. non-shipment of goods even...

question

Mathematics, 27.08.2019 23:10

The school store sells pencails for 0.25 and pens for 0.50. on monday 41 pencails and 29 pens were sold, how much money did the school store collect i...

question

Business, 27.08.2019 23:10

Aconsumer wants to buy a refrigerator. what sort of product is this?...

question

Medicine, 27.08.2019 23:10

With regard to medication available strength refers to a what actually contains the medication b the potency of the medication in stock c the potency...

question

English, 27.08.2019 23:10

Sawers taxable income last year was 59,850 according to the tax table below how much does he have to pay if he files with the single status...

question

English, 27.08.2019 23:10

How many years of life in the new colony is chronicled in of plymouth plantation...

question

Mathematics, 27.08.2019 23:10

If bc = 12 and ce = 15, then be = show all your work.

question

Chemistry, 27.08.2019 23:10

Heating curve below shows the temperature change that occurs as a solid is heated. what is occurring at segment bc of the graph? a line graph showing...

question

Mathematics, 27.08.2019 23:10

Find the value of x and y. ( answer needs to be in reduced radical form )

question

Mathematics, 27.08.2019 23:10

Tuu learn scan the lesson. write the definitions of terminating decimal and repeating decimal....

question

English, 27.08.2019 23:10

Text: map: today, few people have heard of jundi shapur. but in its time, it was an exceptional university. jundi shapur was built in what is n...

question

English, 27.08.2019 23:10

What context clues in the you determine ronyon is a personal insult...

question

History, 27.08.2019 23:10

This map shows the locations of ancient river civilizations. which letter on the map shows the location of mesopotamia? letter a le...

question

Mathematics, 27.08.2019 23:10

What is 35 nickels to 54 nickels...

question

Mathematics, 27.08.2019 23:10

What is this answer h=16(2)^2+56(2)...

question

Mathematics, 27.08.2019 23:10

Which equation matches the graph of the greatest integer function given below?

More questions: Chemistry Another questions

Questions on the website: 13722360