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iren2701 [21]
3 years ago
11

Which of the following precautions is important when using a Bunsen burner or Meker burner?a. Set up your work space so that wir

es and cables cannot accidentally make contact with the flame or hot glassware and meltb. Set up your work space with the burner in a secure location away from the edge of the benchc. Set up the work space so that flammable materials are away from the burnerd. Never leave an open flame unattendede. Remember that any glassware heated by the burner will look the same when hot as cold, and it will take a while to coolf. Always tie back hair
Chemistry
1 answer:
Gekata [30.6K]3 years ago
6 0

Answer:

Never leave an open flame unattended

Explanation: if an open flame is left unattended it can cause a fire outbreak so we have to watch it at all times to prevent the fire outbreak

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If Magnesium Sulfide reacts with oxygen in the air, what will be produced?
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IF  magnesium sulfide reacts  with  oxygen in the air  it will  produce

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<u><em>explanation</em></u>

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2MgS +3O2 →2MgO +2SO2

that is  2 moles of MgS  react with  3 moles of O2  to produce 2 moles of MgO   and  2 moles of SO2

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3 years ago
What volume will 20.0g of Argon occupy at STP?
Yuki888 [10]
Molar mass Argon = 39.948 g/mol

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mol = 20.0 * 1 / 39.948

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0.5006 moles ------------- L 

L = 0.5006 * 22.4

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hope this helps!
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3 years ago
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3 years ago
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Answer:

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