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Sophie [7]
4 years ago
13

A piece of iron can change in different ways. How is iron bending different from iron rusting

Chemistry
1 answer:
fenix001 [56]4 years ago
7 0
Iron bending is just a physical change because the iron has only changed shape but there is no new substance. Iron rusting is a chemical change because there is a new substance which is rust.
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What are 2 of the characteristics of temporary physical change
Natali5045456 [20]

Answer:

Temporary in nature.

No new substance is formed.

Explanation:

Temporary in nature: Does not affect the internal structure of a substance, only the molecules are rearranged.

No new substance is formed: Most of the physical changes are reversible. We can obtain the substance back even after the change.

hope this helps

have an awesome day -TJ

8 0
2 years ago
Read 2 more answers
Students asked to measure the temperature of a reaction beaker recorded the following temperatures. 103.7°C, 108.4°C, 105.8°C, 1
Nata [24]

There are two terms

a) accuracy : it relates to the exactness of an answer that how an answer is close to the actual answer or actual reading

So 104.6 is accurate

b) Precision : This is related to the closeness of different readings with each other

The first reading is 103.7 and the second one is 108.4  so the second reading is quite different from the first reading so it cannot be called as precised

Again 105.8 has good difference from the second reading hence again this is not precised

However the last reading 104.6 is quite near to 105.8 so 104.6 can be called as precise


6 0
4 years ago
Read 2 more answers
BRAINLIESTTT ASAP!!! PLEASE HELP ME :)
Leno4ka [110]

Answer:

"Thermometer C, because it measures accurately in the ones place."

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Thermometer D measures using tens place. Since we are measuring the liquid's temperature at 47 degrees Celsius, the most appropriate thermometer would measure in ones place, not tens place.

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8 0
4 years ago
SI4F2<br> Lewis Structure
kifflom [539]

Answer: A Lewis structure is a structural representation of a molecule where dots are used to show electron positions around the atoms and lines or dot pairs represent covalent bonds between atoms.

Explanation:  Lewis structures are also called Lewis dot diagrams, electron dot diagrams, Lewis dot formulas, or electron dot formulas. Technically, Lewis structures and electron dot structures are different because electron dot structures show all electrons as dots, while Lewis structures indicate shared pairs in a chemical bond by drawing a line.

3 0
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mr Goodwill [35]
N203 is the answer, if i am wrong im sorry!
5 0
3 years ago
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