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Kryger [21]
4 years ago
7

⍢⃝━☆゚. ҉*・ɱ૯ՐՐע ८ҺՐɿς੮ɱคς ҉*:.。~₍⁽ˆᵕˆ⁾₎~ Help please

Chemistry
1 answer:
Ierofanga [76]4 years ago
6 0
Option Two is the only correct answer. There are two types of observation: qualitative and quantitative. Qualitative observation is when you use your senses to observe. Your senses can sometimes misinterpret information. This proves Option Two to be correct.
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What is the mass of 19.5 moles of carbon dioxide?
Olenka [21]

Explanation:

mass = moles * molar mass

molar mass of carbon dioxide (CO2) = 12+32 = 44

= 19.5* 44 = 858

proof

moles = mass /molar mass

= 858/44 = 19.5 moles

6 0
3 years ago
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3 years ago
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neonofarm [45]
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3 0
3 years ago
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7 0
4 years ago
Consider the model of the nitrogen atom .<br> Which electron configuration matches this model?
Galina-37 [17]

Answer:

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Explanation:

5 0
3 years ago
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