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12 days ago

When a heavy football player and a light one run into each other, which player hits the other with

Chemistry

1 answer:

Anarel [852]12 days ago

5 0

A heavier player collides with a lighter player using greater force.

The lighter player sustains more injuries following the impact.

Explanation:

A heavier player impacts a lighter player with greater intensity, resulting in more pronounced injuries to the lighter player post-collision.

Force is defined as mass multiplied by the acceleration of an object;

Force = mass x acceleration

We observe that as mass and acceleration increase, the force exerted rises accordingly.

Clearly, the heavier player's mass surpasses that of the lighter player, leading to a greater force exerted upon collision.

Moreover, the lighter player is likely to be injured more severely after the clash. The momentum generated by the heavier player during the impact is considerably significant. Once they collide, the lighter player will certainly alter their speed and trajectory.

Learn more:

Momentum

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During which time interval does the substance exist as both a liquid and a solid

lions [985]

The Chemistry Regents is one of the four science Regents exams. The remaining three are Earth Science, Living Environment, and Physics. Passing at least one of these four exams is a requirement for high school graduation.

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4 days ago

Now that Snape and Dumbledore has taught you the finer points of hydration calculations they have a slightly more challenging pr

eduard [944]

Answer:

The integer value of x in the hydrate is 10.

Explanation:

$Molarity=\frac{Moles}{Volume(L)}$

Molar concentration of the solution = 0.0366 M

Volume of the solution = 5.00 L

Moles of hydrated sodium carbonate = n

$0.0366 M=\frac{n}{5.00 L}$

$n=0.0366 M\times 5 mol=0.183 mol$

Weight of hydrated sodium carbonate = n = 52.2 g

Molar mass of hydrated sodium carbonate = 106 g/mol + x * 18 g/mol

$n=\frac{\text{mass of Compound}}{\text{molar mass of compound}}$

$0.183 mol=\frac{52.2 g}{106 g/mol+x\times 18 g/mol}$

$106 g/mol+x\times 18 g/mol=\frac{52.2 g}{0.183 mol}$

By solving for x, we arrive at:

x = 9.95, approximating to 10

The integer x in the hydrate equals 10.

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15 hours ago

The researcher performed a follow-up experiment to measure the rate of oxygen consumption by muscle and brain cells. Predict the

Alekssandra [968]

Answer:

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Explanation:

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16 days ago

Read 2 more answers

Hitesh wants to learn swimming. He brought swimming costumes and a cap. What kind of material should these be made of and why?

alisha [964]

Answer:

Nylon and Spandex (Lycra).

Explanation:

These materials are designed to fit the body, with nylon drying more quickly than other types of fabrics, and Spandex being commonly found in swimming and sports apparel due to its elastic qualities. Both fabrics also wick moisture away and dry rapidly.

With high capacity and enhanced flexibility, nylon and Spandex provide a snug fit to the body and can retain their shape during various activities, making them ideal for swimming.

This explains why these materials are suitable based on the situation given.

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13 days ago

How many protons neutrons and electrons are there in a neutral atom of 43k (potassium-43)?

castortr0y [923]

Answer:

Protons: 19

Neutrons: 25

Electrons: 19

Explanation:

Protons:

The atomic number determines the number of protons in an atom. Consequently, with Potassium's atomic number being 19, it contains 19 protons.

Neutrons:

The formula to find neutrons is:

# of Neutrons = Atomic Mass - # of Protons

Given:

Atomic Mass = 43

# of Protons = 19

Thus,

# of Neutrons = 43 - 19

# of Neutrons = 24

Electrons:

In a neutral atom, the quantity of electrons matches that of protons. Therefore, a neutral Potassium atom with 19 protons must equally have 19 electrons.

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18 hours ago