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Ainat [17]
3 years ago
5

Why are food preservatives added to food?

Chemistry
2 answers:
nika2105 [10]3 years ago
3 0
I believe it's gonna be B or C
miskamm [114]3 years ago
3 0
B.
Decreases the rate at which the food decomposes.
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What is the weight of oxygen in 50gwater​
8_murik_8 [283]

To compute the required mass of the element to form the given molecules, we'll use the general formula shown below:

{eq}\displaystyle m_1=\frac{M_1}{M_2}\times m_2 {/eq}, where,

{eq}M_1 {/eq} is the molecular weight of the element.

{eq}M_2 {/eq} is the molecular weight of the given molecule.

{eq}m_2 {/eq} is the mass of the given molecule.

Answer and Explanation:

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The given value is:

The value of the mass of the water molecule is {eq}m_2=\rm 50\ grams {/eq}.

The chemical reaction for the formation of water...

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Learn more about this topic:

Formula for Mass: Definition & Examples

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Chapter 28 / Lesson 42

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What is mass? Learn the mass definition and how to find the mass of an object using the mass formula. See common mass characteristics and properties.

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2 years ago
Which statement best describes the relationship between the giraffe and the tree shown above?
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the giraffe doesn't need carbon dioxide

8 0
2 years ago
9.Out of the following which is a poly atomic molecule. (H2, CI 2.03.)​
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the poly atomic molecule is H2

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What does a net ionic equation show about a reaction
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A net ionic equation shows only the chemical species that are involved in a reaction, while a complete ionic equation also includes the spectator ions.

Brainlist pls!

6 0
3 years ago
For the reaction:
Sophie [7]

Hey there!

For SN1 mechanism; the activation barrier is the C-I bond energy which is broken in the first step of the reaction.

The activation barrier is : 56 kcal/ mol = 5.6 kcal/ mole ( nearest 0.1)

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3 years ago
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