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KonstantinChe [14]
3 years ago
11

Hello! Can you please help me do this question? I have to pick two but I’m not really sure what to pick..

Chemistry
2 answers:
In-s [12.5K]3 years ago
7 0

Answer:

B and D

Explanation:

it is B and D because in no gravity  if you change the size of the ball it does not change anything. and if you swing fast it does not change anything but the speed. if you change the angle it is just the same modle but different angle

andrew-mc [135]3 years ago
3 0

Answer:

D, and E

Explanation:

they may not be correct but the answers seem correct. please tell me If I'm wrong.

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A ________ reaction occurs when one compound reacts and is broken down into different elements or simpler compounds?
faust18 [17]

Answer: decomposition

Explanation:

1 . Combustion is a type of chemical reaction in which a hydrocarbon reacts with oxygen to form carbon dioxide ans water along with liberation of large amount of energy.

2. Decomposition is a type of chemical reaction in which a single reactant gives two or more than two products.

CaCO_3\rightarrow CaO+CO_2

3. Single replacement is a type of chemical reaction in which a more reactive element displaces the less reactive element from its slat solution.

4. Synthesis is a type of chemical reaction in which two or more than two reactants combine together to give a single product.

5 0
3 years ago
Read 2 more answers
Which sentence is a scientific statement?
LekaFEV [45]

Solution: Sentence D is a scientific statement.

Scientific statement is a statement that defines the science behind any situation. There should be any experimental result or observation to state any scientific statement. Also, the statement should be accepted by considering other scientific aspects.

Here, statement A can not be a scientific statement as different aromas of cooked food are liked by different people. Any one can find aroma of cooked food in copper better than the ceramic pot.

Thus, the statement can be proved wrong easily.

Statement B can not be a scientific statement as people can find the taste of normal water (without ice cubes) better than the ice cold water.

Statement C is not a scientific statement as there is no science behind watching baseball or ice hockey, it depends on the liking of today's people.

Statement D is a scientific statement because this can be scientifically proved.  

5 0
3 years ago
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Someone help me please
Artemon [7]
The answer to this problem is 11.6m
3 0
3 years ago
Mass divided by volume *
lorasvet [3.4K]
D — density

hope this helps !
5 0
3 years ago
Which of the following are examples of chemical changes? Select all that apply.
Travka [436]

A B and C are all chemical changes. paper tearing is not.

6 0
3 years ago
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