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lbvjy [14]
3 years ago
13

A baseball player hits a ball. Which is the best description of the energy of the ball as it flies over the pitcher's head?

Chemistry
2 answers:
Zarrin [17]3 years ago
6 0
Answer: B

Explanation: because the baseball player is using his body to hit the ball so he is giving energy to that ball to move in the air.

:]
Anika [276]3 years ago
3 0
The correct answer is B. Kinetic
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The empirical formula for two compounds that have very different properties (one tastes very sour and the other very sweet) is c
DiKsa [7]

I believe that the choices for this question are:

C2H4O2, C4H8O4 <span>
CH2O, C6H12O6 
C3H6O3, C6H12O6 
C2H4O2, C6H12O6 </span>

 

The answer to this based on the molar masses given is:

C2H4O2, C6H12O6 

 

To prove calculate the molar mass:

C2H4O2 = 2*12 + 4*1 + 2*16 = 60

C6H12O6 = 6*12 + 12*1 + 6*16 = 180

3 0
3 years ago
Read 2 more answers
What is the atomic number of a sodium atom that has 11 protons and 12 neutrons?
galben [10]
Answer should be 23.
3 0
4 years ago
What's the similarity between Gas and Liquid?
Aleksandr [31]

Answer:

Liquids and gases flow easily because their particles can move or slide past one another.

Explanation:

Hope this helped Mark BRAINLEST!!

6 0
3 years ago
What would happen if an alkali metal was combined with a halogen?
Komok [63]
Ionic bond would form
e. g. NaCL
8 0
4 years ago
1) Choose the correct statement from the options below.
Elena L [17]

<u>Answer:</u>

For 1: The correct answer is Option D.

For 2: The correct answer is Option A.

<u>Explanation:</u>

  • <u>For 1:</u>

Polar molecules are defined as the of molecules, in which two atoms that combine must be of different element and therefore can create a dipole. For a dipole, there must be a difference in electronegativity and that is achieved when two atoms of different electronegativity combine. The negative dipole or charge is created on the electronegative atom and positive dipole or charge is created on the electropositive atom.

Thus, the correct answer is option D.

  • <u>For 2:</u>

Non-polar molecules are defined as the molecules which are formed when two atoms of same element combine, so that a dipole cannot be created. When there is no dipole, there will be no difference in electronegativity and this is achieved when two atoms of same electronegativities combine.

Thus, the correct answer is A.

3 0
3 years ago
Read 2 more answers
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