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sveta [45]
3 years ago
14

The formula for calculating kinetic energy is ________​

Chemistry
2 answers:
erica [24]3 years ago
7 0
KE = 1/2 m v^2 i think
Korvikt [17]3 years ago
6 0

Answer:

\boxed{\bold { \large { \boxed {KE=\frac{1}{2} mv^2}}}}

Explanation:

Kinetic energy formula

\displaystyle KE=\frac{1}{2} mv^2

\displaystyle KE \Rightarrow \sf kinetic \ energy \ (J)

\displaystyle m \Rightarrow \sf mass \ (kg)

\displaystyle v \Rightarrow \sf velocity \ (m/s)

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52. Which is true about all the different types of matter?
Svetllana [295]
Types of matter are just different ways molecules behave at certain temperatures. There's no specific atoms or molecules that make solids, liquids, or gases. Ice, water, and water vapor are all H2O, for instance. The only correct answer would be that it is made of the same basic particles, but then again, so is everything.
7 0
4 years ago
Anabolic reactions _______ bonds, whereas catabolic reactions __________ bonds. A. decrease; increase. B. break; make C. weaken;
nexus9112 [7]

Answer:

The corrext answer is E. make; break

Explanation:

In living organisms, the metabolism is either anabolic or catabolic where anabolic metabolism is energy consuming and catabolic metabolism is eneegy releasesing. It should however be noted that anabolic reaction builds or biosynthesize new mollecular structures while catabolic reaction breaks down complex structure bonds into simple structures

The braking down of bonds in catabolic reations realeses energy to sustain the anabolic rection process for the formation of new bonds

6 0
3 years ago
When an atom loses energy by electron transition, a _______________ is produced.
JulijaS [17]

Answer:

Explanation:

If an electron is in an excited state it can return to a lower energy level. When it does this, it loses energy. The amount of energy it loses will be equal to the difference in the energy levels it moves between. This energy is released as a photon.

3 0
4 years ago
Which of the following correctly describes an Arrhenius acid?
PSYCHO15rus [73]

Answer:

D.

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4 0
3 years ago
An ion has a mass number of 65, 36 neutrons, and a charge of +1 . Identify the element symbol, and determine the number of proto
docker41 [41]

Answer:

Element symbol Cu

Number of protons 29

Number of electrons 28

Explanation:

To get the element symbol, we need the name of the element. To correctly identify the name of the element, we need the proton number.

Now the mass number is 65 and the number of neutrons is 36. The number of protons is this the mass number minus the number of neutrons. This equals 65 - 36 = 29 protons.

The element with 29 protons is copper Cu.

Now to get the number of electrons, for an electrically neutral atom , the number of electrons equals the number of protons. But here, the atom is not electrically neutral anymore as it has now formed a univalent positive ion of +1.

To form a positive ion, you have to do so by losing electrons. The atom in question here has just lost one electron. Thus, our of the 29, it is left with only 28 electrons.

8 0
3 years ago
Read 2 more answers
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