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vampirchik [111]
3 years ago
15

Balance this chemical equation Ca(OH)2 + HCl ---> CaCl2 + H2O​

Chemistry
1 answer:
steposvetlana [31]3 years ago
6 0

Answer:

The balance equation of Ca(OH)2 + HCl ---> CaCl2 + H2O​

is

Ca(OH)2(s) + <u>2</u>HCl(aq) ---> CaCl2(aq) +<u>2</u>H2O​ (l) (balanced equation)

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Houses and other buildings use circuits that are wired in<br> ____________ ?
Allisa [31]

Answer:

parallel circuits

Explanation:

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3 years ago
How you could use a microscope to determine if a simple was either a prokaryote or a eukaryote
Black_prince [1.1K]
You could check if their cells had a nucleus or not. If it did it would be a eukaryote, if it did not then it would be a prokaryote.
3 0
4 years ago
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What is the coded properties of liquid solid and gas​
Sophie [7]

Gas :

A state of matter that has no definite shape as well as no definite volume is called gas: it occupied all the space container which it is kept.

Liquid :

A state of matter that has a definite volume but no definite shape is called liquid. it occupies or attains the shape of the container in which it is kept.

Solid:

A state of matter that has both definite shape and volume is called solid.

Liquids are less common than solids, gases, and plasmas. The reason is that the liquid state of any substance can exist only within a relatively narrow range of temperature and pressure.

the same substance may exist in three states. for example, water in the form of ice is solid; in the form of steam is gas, while a usual form of water is liquid.

it is the inter-molecular distances or spaces between the molecules, which makes difference among the three states. in solids, the molecules are closely packed with one another and have minimum inter-molecular distance. in gases, the molecules are free from one another and have very large inter-molecular distance. in liquids the situation is intermediate. they have large inter-molecular distance as compared to solids but much less than gases.

4 0
4 years ago
Given the following equation: 8Fe+S8=8FeS
maxonik [38]

Answer:

a. 2954g of FeS

b. 1143g of FeS

Explanation:

Based on the reaction:

8 Fe + S₈ → 8 FeS

<em>8 moles of Fe reacts with 1 mole of S₈ to produce 8 moles of FeS</em>

<em />

a. 4.2mol sulfur produce:

4.2mol S₈ × ( 8 mol FeS / 1 mol S₈) = <em>33.6mol FeS</em>. As molar mass of FeS is 87.92g/mol, mass is:

33.6mol FeS × ( 87.92g / 1 mol FeS) = <em>2954g of FeS</em>

<em />

b. 13mol Fe produce:

13mol Fe × ( 8 mol FeS / 8 mol Fe) = <em>13mol FeS</em>. In mass:

13 mol FeS × ( 87.92g / 1 mol FeS) = <em>1143g of FeS</em>

5 0
3 years ago
Match each term to its description.
stepladder [879]

Based on ecological studies, the definitions below applies to the given terms:

  • Peak phenomena: this is when a population grows at a fast rate, then quickly drops when the resources run out
  • Biological surplus: this occurs when there are more organisms in a population than the ecosystem can sustain
  • Climax community: this is a point in an ecosystem when all populations reach a point of little or no change
  • Sigmoid phenomena: this is when a population increases while food and habitat are abundant and decreases as food becomes less available

<h3>What is ecology and what are some terms in ecology?</h3>

Ecology is the study of living things and their interactions with their environment.

Some terms in ecology include:

  • Peak phenomena: this is when a population grows at a fast rate, then quickly drops when the resources run out
  • Biological surplus: this occurs when there are more organisms in a population than the ecosystem can sustain
  • Climax community: this is a point in an ecosystem when all populations reach a point of little or no change
  • Sigmoid phenomena: this is when a population increases while food and habitat are abundant and decreases as food becomes less available

Learn more about Peak phenomena, Biological surplus, Climax community and Sigmoid phenomena at: brainly.com/question/7149100

8 0
3 years ago
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