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# Logan

Questions30

Imagine you have a 5L balloon that you would like to fit into a 3L container. The current temperature is 298 K. At what temperature would?

you need to change the system to allow the balloon to fit into the container?

Physics2 months ago
• ### 5. Imagine you have a 5L balloon that you would like to fit into a 3L container. The current temperature is 298 K. At what temperature would?

you need to change the system to allow the balloon to fit into the container?

4 AnswersJokes & Riddles2 months ago
• ### If the current temperature is 25 degrees C and you have a 2L balloon, identify the new volume of the balloon?

if you increase the temperature to 30 degrees C

309.5 kj

787 Kj

-703 Kj

703kJ

• ### Identify the substance that absorbs 189 J of energy when a mass of 15 grams undergoes a temperature increase of 6 degrees Celsius.?

What is the specific heat? Show your work in the space provided.

• ### calculate the speed of light in a sugar solution if the index of refraction is 1.38 and the speed of light constant is 2.998 x 10^8 m/s?

2.998 x 10^8 m/s

4.14 m/s

4.14 x 10^8 m/s

2.17 x 10^8 m/s

• ### Atomic nuclei can undergo two types of nuclear changes: fusion and fission. In one paragraph, compare and contrast these two changes?

and give real world examples of each type.

• ### An unknown substance with a mass of 5 grams releases 16.1 joules of energy when undergoing a temperature decrease of 7 degrees Celsius?

What is the specific heat of that substance and what substance is it? Show your work in the space provided.

• ### Select all the types of energy that exist.?

Mass

Potential energy

Mechanical energy

Speed

Chemical energy

Thermal energy

Heat

Kinetic energy

Light

Temperature

• ### Identify the substance that absorbs 189 J of energy when a mass of 15 grams undergoes a temperature increase of 6 degrees Celsius ?

What is the specific heat? Show your work in the space provided. please

• ### Explain the steps you would take to balance the following reaction?

__ Mg(NO3)2+__ HCI--->__ HNO3+ __ MgCl3

• ### Explain why their equation is not correctly balanced, and tell the correct way to balance the equation.?

6 LiBr+2 Fe3(PO4)2--->2 Li3PO4+ 3 FeBr2

• ### When an Arrhenius acid is in solution, what does it do?

a

donates an electron pair

b

decreases the hydrogen ion concentration of the water

c

releases a proton into water

d

accepts an electron pair

• ### Determine if each statement is an acid, base, or neutral.?

1.

pH less than 7

2.

removes OH- ions from water

3.

pH exactly 7

4.

removes H+ ions from water

5.

pH more than 7

6.

donates an OH- ion

7.

donates an H+ ion

a. acid

b. base

c. neutral

NH3(ah)

H2O(l)

NH+/4(aq)

OH-/(aq)