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GaryK [48]
3 years ago
14

Thủy phân m gam mantozo, sau một thời gian thu được dung dịch X. Khi cho dung dịch X tác dụng gần hết với dung dịch AgNO3 trong

NH3 thì thu được tối đa 194,4 gam Ag. Biết hiêu suất quá trình thủy phân là 80%. Giá trị gần nhất của m là :
Chemistry
1 answer:
Westkost [7]3 years ago
4 0

Answer:

I dont undarsatnd 2gebwhsanKM<dwkdwndwkjdwnfwkjdnfkwnfwkf

Explanation:

wnkf mnf wnmd

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Convert 30 g of Na O to liters.​
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Answer:

0.03 liters

Explanation:

1g = 0.001L

30 * 0.001 = 0.03L

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5 0
3 years ago
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Arrange the following alkyl bromides in order from most reactive to least reactive in an SN2 reaction: 1-bromo-2-methylbutane, 1
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Primary alkyl halides tend to undergo the SN2 reaction mechanism in nucleophilic substitution since there is less steric hindrance for nucleophilic attack and the carbocations that they form are not as stable as those formed from tertiary alkyl halides. 


1-bromopentane > 1-bromo 2-methylbutane > <span>1-bromo-3-methylbutane</span>> 2-bromo 2-methylbutane
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3 years ago
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Someone who’s good with science this is for you btw I’ll brainlist and rate 5 star due today.
alekssr [168]

Answer:

Solid Osmium transition metal reacts with Oxygen gas to produce solid Osmium tetroxide.

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Explanation:

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Leaving powdered osmium exposed to air in a room will slowly create osmium tetroxide at room temperature.

Similarly, osmium tetroxide vapor will readily be released from a liquid solution at room temperature.

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3 years ago
3.87 moles of iron bromide yielded10.4 moles of sodium bromide
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<em>Hope it helps</em>

7 0
4 years ago
What does it mean for energy to be conserved
marysya [2.9K]

Answer: It means that the energy is being stored or preserved to be used at a later time.

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Hope this helps! Good luck! :D

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