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Neko [114]
3 years ago
6

How much energy (in Joules) is required to convert 80 grams of ice at −46 °C to liquid water at 29 °C?

Chemistry
1 answer:
Fed [463]3 years ago
7 0

Answer:

Hmm Use a Calculator

Explanation:

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A. property is a characteristic of a pure substance that can be observed without changing the substance into some thing else
wlad13 [49]
The answer is physical property.

Physical properties are the properties that does not require the substance changing into another substance, which is, chemical change. Physical properties are usually observable and measurable, such as melting points, density, odor, color etc. These does not require a chemical reaction to happen.

The opposite of physical property is chemical property, which is how the substance changes to another. Such as how sodium reacts with water to make sodium hydroxide and hydrogen.
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3 years ago
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

                * For 4 Butane and so on.

  • select the longest chain of compound
  • Start numbering with lowest substituted position at carbon
  • branch compound name as Iso and neo as whole

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
  • The substitution of methyl group is on C-2

*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
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Crystal lattice definition
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A geometric arrangement of the points in space at which the atoms, molecules, or ions of acrystal occur. Also called <span>space lattice</span><span>. Hope this helps</span>
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4 years ago
Explain how viscosity is relate to the flow and attraction between atoms in a liquid?
liraira [26]

Explanation:

The viscosity of the liquid has been used to evaluate its resistance to flow. Air, gasoline, as well as other fluids that move quickly, are of low viscosity. The particles throughout the liquid are covered by other particles and drawn uniformly in both directions by cohesive forces inside the liquid.

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4 years ago
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Indicate how the concentration of each species in the chemical equation will change to reestablish equilibrium after increasing
Arisa [49]
It depends on the nature of the reaction. if the reaction favors high pressure then the reaction will produce more products to reestablish the equilibrium. then if the the chemical reaction favors low pressure then when increasing the pressure the chemical reaction will produce more of the reactants to reestablish equilibrium.
5 0
3 years ago
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