What is the mass number of an atom or ion with three protons, three neutrons, and three electrons?.

56. The electron configuration for phosphorous is [Ar]3s23p4.<br> a. TRUE<br> b. FALSE

melomori [17]

Answer:

False

Explanation:

7 0

1 year ago

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The student's lab manual says to mix some of his Na2CO3 solution with an aqueous solution of copper(II) sulfate (CuSO4)

lord [1]

Explanation:

When the student mixed the solution sodium carbonate with solution of copper(II) sulfate ; Copper Hydroxocarbonate , sodium sulfate and carbon dioxide gas was obtained as a products.

The balanced chemical reaction

$2Na_2CO_3+2CuSO_4\rightarrow Cu_2(OH)_2CO_3+2Na_2SO_4+CO_2$

Where:

$Cu_2(OH)_2CO_3$ = Copper(II) Hydroxocarbonate

$Na_2CO_3$ = Sodium carbonate

$CuSO_4$ = Copper(II) sulfate

$Na_2SO_4$ = Sodium sulfate

$CO_2$ = Carbon-dioxide

3 0

2 years ago

How many Earths will we need to have enough resources if the whole world lived like Americans?

Oxana [17]

Answer:

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Explanation:

because yeah

4 0

2 years ago

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What do we mean by basic MgO?

aliina [53]

Answer:

Magnesium oxide is a simple basic oxide, because it contains oxide ions. It reacts with water to form magnesium hydroxide which is a base.

5 0

2 years ago

What most accurately explains whether liquid water or ice has a higher density, and why?

nata0808 [166]

Answer:

I think your answer is either b or c but I think b is more likely to be your answer

7 0

2 years ago