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IRISSAK [1]
2 years ago
8

Claudia performed a flame test in her lab. The result of her flame test is shown here.

Chemistry
2 answers:
Masteriza [31]2 years ago
6 0

Answer:

Where is the results and what is the question or is there a picture

Explanation:

agasfer [191]2 years ago
6 0

Answer:

The flame test is used to identify certain elements. This is because, when heated, each element will give a special flame color. This color refers to the element itself.

Flame test works best on elements of the first group.

Now, scientific questions means that we are asking for cause and effect.

Examining the given choices, we can identify the scientific questions as follows:

1- What element causes this flame color?

2- Will the flame color change if another element is added?

3- Will changing the temperature affect the flame color?

Explanation:

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What's the balanced chemical equation of magnesium reacting with silver nitrate to produce silver and magnesium nitrate?
Strike441 [17]

The balanced equation is Mg + 2AgNO₃ ⟶ Mg(NO₃)₂ + 2Ag

Step 1. Write the <em>unbalanced equation </em>

Mg + AgNO₃ ⟶ Mg(NO₃)₂ + Ag

Step 2. Start with the<em> most complicated-looking formula</em> [Mg(NO₃)₂] and balance its atoms.

Mg: Already balanced —1 atom each side.

N: We need 2 N on the left. Put a 2 in front of AgNO₃.

1Mg + 2AgNO₃ ⟶ 1Mg(NO₃)₂ + Ag

O: Already balanced —6 atom6 each side.

Step 3: Balance <em>Ag</em>

We have 2Ag on the left. We need 2Ag on the right.

1Mg + 2AgNO₃ ⟶ 1Mg(NO₃)₂ + 2Ag

4 0
3 years ago
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Liono4ka [1.6K]

Answer: C

Explanation: i did this before

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What volume of nitrogen gas is equal too 3.42x10^22 molecules of this substance
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