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tresset_1 [31]
4 years ago
10

Water is unique because the density of it's solid is less than the density of it's liquid. Describe how life would be different

if this weren't true
Chemistry
1 answer:
Andreas93 [3]4 years ago
6 0

Ice caps would float therefore providing insulation for aquatic life and ensuring they do not freeze due to the cool temperature.

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because the orange is unripe

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Fill in the missing symbol and name the reaction:
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Explanation:

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Cereal is an example of what type of matter?
Delvig [45]
Cereal is a heterogeneous mixture because it is composed of many different types of ingredients.
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What is the name of this hydrocarbon?
jenyasd209 [6]

Answer:

2-methylebutane

Explanation:

it is a hydrocarbon and there is a specific Rule for its nomenclature.

that is known as IUPAC naming system. According to it

  • The compound that has all single bonds name ends on ane.
  • Names according to the number of Carbons,

                * For one carbon compound it is known as methane,

                * For 2 ethane,

                * For 3 propane

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So keeping in mind the compound can be named as

2-methylebutane

  • As the longest chain contain four carbon atoms so it will name as butane
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*Note: it can also named as isopantane as it is branched and have five carbons but it could not be 3-isopentane.

5 0
3 years ago
Read 2 more answers
This is a property of matter that can be identified without changing the identity of the substance.
Mrac [35]
<h3><u>Answer;</u></h3>

Physical property

<h3><u>Explanation;</u></h3>
  • A physical property is an aspect of matter that can be observed or measured without changing it. Examples of physical properties include color, shape, size, molecular weight and volume.
  • A chemical property on the other hand may only be observed by changing the chemical identity of a substance, that includes whether it can undergo a certain chemical change .

8 0
3 years ago
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