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STatiana [176]
3 years ago
6

PLEASE HELP I HATE CHEM

Chemistry
1 answer:
Orlov [11]3 years ago
8 0
This angle is obtained when all four pairs of outer electrons repel each other equally. The bond angles in ammonia and in water are less than 109.5° because of the stronger repulsion by their lone pairs of electrons.
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22.5 g of silver nitrate reacts with excess magnesium bromide, determine the mass
Setler [38]

Answer:

9.82 g of Mg(NO₃)₂

Explanation:

Let's determine the reaction:

2AgNO₃  +  MgBr₂  → Mg(NO₃)₂  +  2AgBr

2 moles of nitrate silver reacts with MgBr₂ in order to produce 1 mol of magnesium nitrate and silver bromide.

We determine the moles of AgNO₃

22.5 g . 1mol / 169.87g = 0.132 moles

Ratio is 2:1.

2 moles of silver nitrate can produce 1 mol of magnesium nitrate

Then, our 0.132 moles may produce (0.132 . 1)/ 2 = 0.0662 moles

We convert moles to mass:

0.0662 mol . 148.3 g/ mol = 9.82 g

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3 years ago
What is the largest number of atoms a carbon atom can bond to with all single bonds
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4 total bonds if u have double,or triple then subtract from 4
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How many joules of energy is required to bring a five-pound (1 pound = 454 g) bag
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The answer is 4567 grams of ice in the five pound bag to specific heat is the -20 degrees! Hope I helped! :)
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A student is taking notes about the four steps in hurricane formation. Which of the following should be written as step number 1
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Tropical disturbance is the correct answer
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What types of orbital overlap occur in cumulene? check all that apply. check all that apply. p/p overlap sp/sp2 overlap s/sp ove
egoroff_w [7]
Cumulene is an alkene hydrocarbon that has two or three double bonds. It is also known as allene. The simplest cumulene is butatriene. It is a rigid hydrocarbon due to the presence of double bonds.

Answer: The orbital that overlap are p/p overlap, s/sp2 overlap, sp/sp2 overlap and sp/sp orbital.
8 0
3 years ago
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