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mars1129 [50]
3 years ago
12

The temperature at which a liquid becomes a solid is the:

Chemistry
2 answers:
horrorfan [7]3 years ago
6 0
The answer is Freezing point Because It would be 0 degrees Celsius is it freezing point. <span />
Leno4ka [110]3 years ago
5 0
The point where a liquid becomes a solid is its freezing point. The freezing point of water, for example, is 0°C, at which point it turns to ice.
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Organic protein catalysts are called:<br> carbohydrates<br> amino acids<br> enzymes<br> lipids
Fittoniya [83]

Answer:

Enzymes.

Explanation:

That would be enzymes.  They increase the rate of chemical reactions in cells.

7 0
3 years ago
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4Fe + 3O2 → 2Fe2O3
topjm [15]

Answer:

moles Fe₂O₃ = 0.938 mole

Explanation:

Convert given data to moles, solve in terms of moles by reaction ratios in balanced equation. After obtaining answer in moles, convert to needed dimension. In this case, no conversions are needed.

       4Fe              + 3O₂       =>          2Fe₂O₃

105g/56g·mol⁻¹

= 1.875 mol Fe => => => => => =>     2/4(1.875 mol Fe₂O₃) = 0.938 mol Fe₂O₃

8 0
3 years ago
Is copper II chloride mixed with water an element, compound, or mixture? If it's a mixture is it homogeneous or heterogeneous?
Fittoniya [83]

Answer:

1. mixture

2. Homogenous

Explanation:

Copper II chloride is a compound because it consists of elements that are chemically combined together. When a solute in this case, copper II chloride is mixed with water- a solvent, the result is a homogenous mixture.

Homogenous substances are formed when a solute and a solvent combine, resulting in a mixture with uniform properties. Mixtures can be separated using relevant separation techniques.

7 0
3 years ago
A change in the water temp of the Pacific Ocean that produces a warm current
krok68 [10]
<h3><u>Answer;</u></h3>

El Nino

<h3><u>Explanation</u>;</h3>
  • El Nino is a weather pattern that begins as a result in an increase in the water temperature at the surface of the Pacific ocean that produces a warm current.
  • It is a climate pattern that describes the unusual warming of surface waters in the eastern tropical Pacific Ocean.
  • It has an impact on ocean temperatures, the speed and strength of ocean currents together with the health of coastal fisheries. Its events occur irregularly at two- to seven-year intervals.
8 0
3 years ago
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Keith_Richards [23]

Answer:

5 m/s 2

Explanation:

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3 0
3 years ago
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