3 years ago

List three changes of state during which energy is absorbed

1 answer:

4 0

"Changes of state are physical changes. They occur when matter absorbs or loses energy. Processes in which matter changes between liquid and solid states are freezing and melting. Processes in which matter changes between liquid and gaseous states are vaporization, evaporation, and condensation."

You might be interested in

A single bond contains_____ Shared electrons. A.1 B.2

aleksley [76]

Answer:

B. 2

Explanation:

A single bond contains 2 shared electrons.

Given example is that of ethane

3 0

3 years ago

Read 2 more answers

How much of the original material would be left if it undergone 1 half lofe?

Zigmanuir [339]

Plz specify your answer. thank u

8 0

3 years ago

Sodium chloride (table salt) in a water solution will dry to form crystals that we then identify

Andre45 [30]

The answer is Mineral,rock,sedimentary rock

4 0

3 years ago

A chemist wade out 5.96 grams of barium calculate the number of moles of barium she weighed out

PilotLPTM [1.2K]

Answer:

0.04 mol

Explanation:

Given data:

Mass of barium = 5.96 g

Moles of barium = ?

Solution:

Formula:

Number of moles = mass/molar mass

Molar mass of barium = 5.96 g/ 137.33 g/mol

Number of moles = 0.04 mol

Thus the number of moles of barium in 5.96 g are 0.04 moles. The chemist weight out the 0.04 moles .

7 0

4 years ago

A naturally occurring element consists of three isotopes. The data for the isotopes are:

max2010maxim [7]

(46.972* 69.472% + 48.961*21.667% + 49.954*8.8610%)/100% =

= 46.972* 0.69472 + 48.961*0.21667 + 49.954*0.088610 =47.667 u

7 0

3 years ago