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Murrr4er [49]
3 years ago
7

Would the hardness of a mineral affect its performance in the streak test why or why not

Chemistry
1 answer:
insens350 [35]3 years ago
4 0

It would because diamonds are the hardest minerals and they do not streak unless it is on another diamond.
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After one half life ___% of the atoms will change to a stable
Nezavi [6.7K]

Answer:

the answer is 30% if the atoms will change to a stable

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2 years ago
Magnesium has three naturally occurring isotopes with masses of 23.99 amu, 24.99 amu, and 25.98 amu and natural abundances of 78
mihalych1998 [28]

Answer:24.31

Explanation:Contribution made by isotope of mass 23.99= 23.99×78.99=1894.97

Contribution made by isotope of mass 24.99=24.99×10.00=249.9

Contribution made by isotope of mass 25.98=25.98×11.01=286.04

Total contribution=1894.97+249.9+286.04=2430.91

Average mass=2430.91÷100

=24.31

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2 years ago
Complete the table to summarize the properties of the different subatomic particles. Type in your answers.
Aloiza [94]

<h2>Complete the table to summarize the properties of the different subatomic particles. </h2>

Explanation:

Atom

It is a smallest particle which cant exist independently.

According To Dalton, atom was indivisible but later on, it was proved that atom can be subdivided into sub atomic particles called electron, proton & neutron.

These subatomic particles have marked properties .

Proton

  • It was discovered by E.Goldstein .
  • It is positively charged particle
  • It is present in nucleus .
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Neutron

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Electron

  • It was discovered by J.J Thomson .
  • It has negative charge .
  • It's mass is equal to 9.10938356 × 10⁻³¹ kilograms
  • It is present outside the nucleus in shells .
4 0
2 years ago
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Which of the following interactions can contribute to the intrinsic binding energy during enzymatic catalysis? choose all that a
Lady_Fox [76]
1. electrostatic interactions 
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<span>4. hydrogen bonding </span>
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3 years ago
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Which two body systems are most important in breaking down food and distributing nutrients throughout the body?
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Answer:

hope you like and pls follow me

Explanation:

digestive and circulatory system are most important in breaking down food and distributing nutrients throughout the body.

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2 years ago
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