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Nat2105 [25]
3 years ago
9

What do homologous structures, vestigial structures , and fossils provide evidence of?

Chemistry
1 answer:
antoniya [11.8K]3 years ago
6 0
This question is confusing to me.
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How do you name ethers in chemistry?
aleksley [76]

Answer:

Common names of ethers simply give the names of the two alkyl groups bonded to oxygen and add the word ether. The current practice is to list the alkyl groups in alphabetical order (t-butyl methyl ether), but older names often list the alkyl groups in increasing order of size (methyl t-butyl ether).

Explanation:

Hope it is helpful.......

4 0
3 years ago
Calculate the mass percent of titanium in the mineral ilmenite, FeTiO3. What mass of ilmenite (in grams) is required if you wish
muminat
We are given the mineral ilmenite with a molecular formula of FeTiO3. The molar mass of the compound is equal to 151.72 g/mol. The percent titanium thus is 31.55 percent.when 750 grams of titanium is present, the mass of ilmenite is equal to 2377.18 grams
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3 years ago
Which of the following properties of an element is least likely to change with beta decay?
kiruha [24]
The answer is the mass number! (:
8 0
3 years ago
Which geographic features are associated with a divergent boundary <br> (Can select more then one)
chubhunter [2.5K]
I think it’s hydrothermal vents, rifts and subduction trench
6 0
3 years ago
Read 2 more answers
What was the initial temperature of a gas contained in a 2.0-L bottle at a pressure of 1.00 atm if it was placed under vacuum an
lesya692 [45]
V1/T1 = V2/T2 

Substitute the value use ratio and proportion. Use calculator. 

V1 = (V2 x T1) / T2

1 is initial, 2 is final
4 0
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