Answer:
Explanation:
Expanded Structure shows all the atoms and the bonds of the molecule. It is important to remember, each Carbon molecule have four bonds, while the Hydrogen just one. So:
1)
Pentene. 5 Carbon molecules, 10 Hydrogen molecules. It's an isomer, so this organic compound has multiple arrangements.
2) 
Ethane. 2 Carbon and 6 Hydrogen Molecules. Check it below.
<em>M CH₂O₂:</em>
mC + mH×2 + mO₂×2 = 12g + 1g×2 + 16g<span>×2 = <u>46g/mol</u>
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1.Wear a laboratory garment and wellbeing goggles to secure your face and body
- Take mind while conveying hardware
- Tie long hair back
- Dependably leave a Bunsen burner on the security fire (yellow) when it is not being used
- Don't wear counterfeit nails as they are profoundly combustible
- Do the test on a reasonable work area with nothing on it
- Never take a seat while doing an analysis in the event that something spills would you be able to can't escape the route in time and it goes on you, causing you hurt
- Tidy up everything suitably when teh explore is finished
- Be mindful so as not to touch or get as of late warmed protests as they might be hot
- Don't defile substances
2.Triangle with exclamation point means General Warning
Triangle with a flame means Highly Flammable
Triangle with a zig zag arrow pointing down means Hgh Voltage
