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GREYUIT [131]
3 years ago
10

Classify the following atom as excited, ground state, or not possible. 1s^2 2s^2 2p^6 3p^1

Chemistry
1 answer:
Luda [366]3 years ago
8 0
According to Pauli's exclusion principle, the energy levels of the subshells should be arranged in an increasing manner. The energy of each subshell can be computed. In the sequence, the given subshells are arranged in a correct order. 30p allows 6 electrons at maximum so this configuration is considered as ground state
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Where should you place the label on a line graph for the independent variable?
jok3333 [9.3K]

The independent variable belongs on the x-axis (horizontal line) of the graph and the dependent variable belongs on the y-axis (vertical line).

7 0
3 years ago
Type the correct answer in the box. Express your answer to three significant figures.
Shkiper50 [21]

Answer: Theoretical mass of sodium sulphate ( Na_2SO_4 ) is 514.118 grams.

Explanation: For a given reaction,

2NaOH(aq.)+H_2SO_4(aq.)\rightarrow Na_2SO_4(s)+2H_2O(l)

As NaOH is used in excess, therefore it is an excess reagent and H_2SO_4 is a limiting reagent as the quantity of the product will depend on it.

We are given 355 grams of H_2SO_4.

Molar mass of H_2SO_4 = 98.079 g/mol

Molar mass of Na_2SO_4 = 142.04 g/mol

1 mole of H_2SO_4 is producing 1 mole of Na_2SO_4, so

98.079 g/mol of  H_2SO_4 will produce 142.04 g/mol of Na_2SO_4

355 grams of H_2SO_4 will produce = 142.04g/mol \times \frac{355g}{98.079g/mol} of Na_2SO_4

Mass of Na_2SO_4 = 514.118 grams


3 0
4 years ago
Read 2 more answers
Draw a negative relationship between variables
ankoles [38]
I hope this helped♡ I drew the realationship of variables

5 0
4 years ago
When each of the following pairs of aqueous solutions is mixed, does a precipitation reaction occur? If so, write balanced molec
Aleks04 [339]

Yes, a precipitation process does take place here. BaCO₃ and KOH are the byproducts of this double displacement reaction, and since BaCO₃ is soluble in solution, it precipitates as a solid.

Molecular: Ba(NO₃)₂(aq) + K₂CO₃(aq) → 2K⁺(aq) + 2NO₃¯(aq) + BaCO₃(s) ⬇︎

The complete ionic reaction can be written as follows:

Ba²⁺(aq) + 2NO₃¯(aq) + 2K⁺(aq) + CO₃²¯(aq) → 2K⁺(aq) + 2NO₃¯(aq) + BaCO₃(s) ⬇︎

All the ions in solution have been written out. Now, on to the net ionic equation:

Ba²⁺(aq) + CO₃²¯(aq) → BaCO₃(s) ⬇︎

<h3>what is precipitation?</h3>

Any liquid or frozen water that condenses in the atmosphere and falls to the ground is known as precipitation. Snow, sleet, and rain are just a few of the variations. One of the three main processes that make up the global water cycle is precipitation, along with evaporation and condensation.

Water vapor in the clouds condenses into increasing-sized droplets of water, forming precipitation. Droplets fall to the Earth when they are sufficiently heavy. The water droplets may freeze to produce ice if a cloud is colder, as it would be at higher elevations. Depending on the temperature within the cloud and at the Earth's surface, these ice crystals eventually discharge to the Earth as snow, hail, or rain.

To learn more about precipitation visit:

brainly.com/question/18109776

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6 0
1 year ago
Balance the chemical equation hcl+ Naoh
sattari [20]

Answer:

NaCL + H2O

Explanation:

6 0
3 years ago
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