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Oxana [17]
1 year ago
13

Which of the following minerals is a ferromagnesian silicate?

Chemistry
1 answer:
lutik1710 [3]1 year ago
3 0

Answer: Hornblende

Explanation: Even more permissive than pyroxene, amphibole has compositions that can be extremely intricate. For instance, the elements sodium, potassium, calcium, magnesium, iron, aluminum, silicon, oxygen, etc. can be found in hornblende.

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What name would you give to an orange smelling ester formed by adding octanol to acetic acid
Iteru [2.4K]

The name of the ester is octyl acetate.

Explanation:

Octanol will react with the acetic acid to form octyl acetate. You may find the structure of the compounds in the attached picture.

Learn more about:

structure of organic compounds

brainly.com/question/14122960

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4 0
3 years ago
What’s the correct answer ?
Tanya [424]

Answer:

Explanation:

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3 0
3 years ago
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If we react 5.4g of sodium chloride with an unknown amount of fluorine gas, we produce 4.9g of sodium fluoride and 3.7g chlorine
Bumek [7]

Answer:

4.43 g

Explanation:

The reaction between sodium chloride and flourine gas is given as;

NaCl + F2 --> NaF + Cl2

From the stochiometry of the equation;

1 mol of NaCl reacts eith 1 mol of F2 to form 1 mol of NaF and Cl2

Mass of 1 mol of F2 = 38g

Mass of 1 mol of sodium flouride, NaF = 42g

This means 38g of flourine reacted with NaCl to form 42g of NaF

xg of F2 would form 4.9g of NaF

38 = 42

x = 4.9

x = 4.9 * 38 / 42

x = 4.43 g

4 0
3 years ago
Provided is a diagram showing forces on a box.
Eduardwww [97]

Answer:

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Explanation:

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3 years ago
Which of the following is a basic solution? HCl dissolved in water b. household ammonia c. vinegar d. pure water
PSYCHO15rus [73]

Answer:

B. Household ammonia.

Explanation:

NH₃ is a base, so the solution always will be basic.

NH₃ takes the proton from the water. In conclusion we have free OH⁻ in medium, that's why the solution is basic.

NH₃ + H₂O → NH₄⁺  +  OH⁻

- HCl + H₂O → H₃O⁺  + Cl⁻

This reaction makes an acid solution, cause the H₃O⁺

- Vinegar is a compound made of acetic acid.

CH₃COOH  + H₂O  ⇄  H₃O⁺  +  CH₃COO⁻

This reaction also makes an acid solution, cause the H₃O⁺

- Pure water makes neutral solution. It is not acid, neither basic.

2H₂O ⇄  H₃O⁺  +  OH⁻

7 0
3 years ago
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