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Citrus2011 [14]
3 years ago
10

Complete the table. Please help

Chemistry
1 answer:
Anika [276]3 years ago
4 0
Propane: 3 carbon, 8 hydrogen Carbon dioxide: 1 carbon, 2 oxygen
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Which substance can be decomposed by chemical means?
liubo4ka [24]
<span>Methane, answer c, can be decomposed by chemical means because methane is a compound. Methane is made up of one atom of carbon and four atoms of hydrogen. Compounds can be broken down. Cobalt, krypton, and zirconium are all elements, and elements cannot be chemically decomposed.</span>
5 0
3 years ago
Read 2 more answers
Lesson one review:
expeople1 [14]

Mixtures are impure substances composed of two or more substances physically combined.

<h3>What are mixtures?</h3>

Mixtures are substances that are composed of two or more substances physically combined.

Mixtures are one of the different types of substances which are composed of matter.

The classification of matter by type of substance is as follows:

  • Matter - Pure and impure substances or mixtures
  • Pure substances - elements and compounds
  • Mixtures: homogenous and heterogenous

In conclusion, substances can be classified into either pure substances or mixtures.

Learn more about  substances and mixtures at: brainly.com/question/1867365

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7 0
2 years ago
What mass of hydrogen is produced when 192 g of magnesium is reacted with hydrochloric acid?​
mariarad [96]

Answer:

Mg+2HCL-Magnesium Chloride +Hygrogen

>

Explanation:

N.O of moles=Mass\Molar Mass

192÷24=8

1:1

8×2=16

3 0
2 years ago
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The pka of hypochlorous acid is 7.530. a 54.0 ml solution of 0.114 m sodium hypochlorite (naocl) is titrated with 0.337 m hcl. c
valkas [14]
After the addition of 6.47 mL of 0.303 M HCl. Solution :- lets first calculate the moles of the NaOCl and HCl Moles = molarity *volume in liter Moles of NaOCl = 0.100 mol per L * 0.053 L =0.0053 mol Moles of HCl =0.303 mol per L *0.00647L=0.00196 
6 0
3 years ago
Compute 4.62 × 4.48697. Round the answer appropriately
solmaris [256]
Your answer is 20.7298014
7 0
4 years ago
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