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Lera25 [3.4K]
4 years ago
8

Photons are not considered as objects in the traditional sense, as they cannot exist in a

Chemistry
1 answer:
neonofarm [45]4 years ago
8 0
B)False

because photons dont have mass
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Which of the following best describes how further studies supported Joseph Proust's discovery about proportion of elements in wa
Softa [21]

Answer is: John Dalton proposed that matter is made of tiny particles.

Proust's law or law of constant composition said that a given chemical compound always contains its component elements in fixed ratio and does not depend on method of preparation.

Water (H₂O) is made of two hydrogen atoms and one oxygen atom:

m(H) : m(O) = 2·1 : 16 = 1: 8.

Dalton said that matter is composed of atoms and atoms of different elements can join to form chemical compound.

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4 years ago
Why does the ocean heat and cool more slowly than the atmosphere?
Vikentia [17]

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its because the ocean has a higher heat capacity.

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4 0
3 years ago
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The increase in metabolic rate after a meal is called
Sergio039 [100]

Answer:

The thermic effect of food.

Explanation:

The process in which metabolic rate increase after meal is called the THERMIC EFFECT OF FOOD.

THERMICAL EFFECT OF FOOD can be defined as the way in which some calories a person or an individual consumed after meal help to break down the food for easy absorbing and to store the food consumed while some are burn off during execise which is why a person or an individual metabolic rate may elevate after meal, during exercise or due to some other factors reason been that human body makes use of energy everyday due to day to day activities.

Example a person who consumed a protein food may experience high THERMIC EFFECT than the person who consumed food that contained fat or carbohydrates reason been it can take a long time for such person body to break down the food, burn and absorb the protein.

Therefore The increase in metabolic rate after a meal is called THERMIC EFFECT OF FOOD.

3 0
3 years ago
ANYONE PLEASE!!! MORE HELP ON THIS!!! all you have to do is say if it is ionic, binary, covalent or an acid. remember i give all
Mars2501 [29]

Answer:

21 is ionic aicid only one 1 know

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A chemical reaction is shown below. Fe +H,0 – Fe 0,+H What are the products in the equation? A FeO, only B Fe only C Fe and H2O
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