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gayaneshka [121]
2 years ago
12

How much of a chemical should you take?

Chemistry
1 answer:
barxatty [35]2 years ago
5 0

Answer:

No more than 0.1 mL of hydrochloricton acid

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A jug contains 2L of milk. Calculate the volume of the milk in m3
stepan [7]

Answer: 0.002 m³

Explanation:

We can use our unit conversions to find the volume in m³.

2L*\frac{1m^3}{1000L} =0.002m^3

8 0
3 years ago
what is known as electronegativity and mention how the electro negativity vary long the periods and down the groups..please i ne
Kobotan [32]

Answer:

Electronegativity is a measure of an atom's ability to attract shared electrons to itself. On the periodic table, electronegativity generally increases as you move from left to right across a period and decreases as you move down a group.

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Two students are working together to build two models. Both models will represent the molecular structure of sodium bicarbonate,
vfiekz [6]

Answer:

Altogether for both models; two red jellybeans, two white jellybeans, two black jellybeans and six blue jellybeans.

<em>Note: Since no specific color was stated for oxygen atoms, the answer assigns blue colored jellybeans to represent oxygen atoms.J</em>

Explanation:

Sodium bicarbonate, NaHCO₃ is a compound composed of one atom of sodium, one atom of hydrogen, one atom of carbon and three atoms of oxygen.

Since red jellybeans represent sodium atoms, white jellybeans represent hydrogen atoms, black jellybeans represent carbon atoms and blue jellybeans represent oxygen atoms, each of the two students will require the following number of each jellybean for their model of sodium carbonate: One red jellybean, one white jellybean, one black jellybean and three blue jellybeans.

Altogether for both models; two red jellybeans, two white jellybeans, two black jellybeans and six blue jellybeans.

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What feature of the ocean allows it to alter weather patterns?
MakcuM [25]
Like do you mean how it effects the weather changes or like what it does to change it

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The law of conservation of energy states that when one form of energy is converted into another,
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The law of conservation of energy states that when one form of energy is converted into another, no energy is destroyed in the process. The answer is letter B. Energy cannot be created nor destroyed, it can only be converted from one form into the other.

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