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Serhud [2]
3 years ago
6

What is the oxidation number of nitrogen in hno2?

Chemistry
1 answer:
densk [106]3 years ago
5 0
To solve for the problem above, note that the given compound is not charged which indicates that the sum of the oxidation numbers of atoms present is zero. The oxidation number of H is +1 and that of O is -2. Let x be the oxidation number of N and the generated equation is,
 
                                     +1 + x + (-2)(2) = 0

From the equation the value of x is 3. Therefore, the oxidation number of N is 3. 

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The following choices contain densities of various materials. Based on these data, which will yield the fastest seismic velocity
Eduardwww [97]

Answer:

D. 5.6 g/cm^3

Explanation:

On the average seismic velocity increases with increase in depth due higher the pressure and more compaction

sand and shales in the Niger Delta Basin density–velocity relationship is

P = 0.31×V^0.25

A derivation of the original Gardner equation to calculate the average densities for sands and shales in wells.

ρ = α ×V^β

where

ρ = bulk density in g/cm3,

V = P-wave velocity,

α = 0.31 for V (m/s) and 0.23 for V(ft/s) and

β = 0.25.

Such that

ρ = 0.31 ×V^0.25

So the fastest seismic velocity will be in the densest material which is D. 5.6 g/cm3

5 0
3 years ago
An insulator,
Sedaia [141]
Hey there !

The answer would be C. Is when electrons cannot nice through objects easily.

Any material that keeps energy such as electricity, heat, or cold from easily transferring through is an insulator. Wood, plastic, rubber, and glass are good insulators.

Hope this helps !
8 0
3 years ago
The charge of an electron is <br> A. -2. <br> B. 0. <br> C. -1. <br> D. +1.
denis-greek [22]

the answer is


B. 0

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4 0
3 years ago
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Usain Bolt went from 0.0 to<br> 11.0m/s in 3.4s. What was his<br> acceleration?
motikmotik

Answer:

Answer: Change in speed = 11 m/sTime taken = 3.4sHence, acceleration = (11/3.4) m/s² = 3.235 m/s²

Explanation:

(winks and runs off)

7 0
2 years ago
Wind blowing sediment against rock or land area, or sandblasting is called a. abrasion c. deflation b. deposits d. picking up PL
Andreas93 [3]

Answer:

abrasion

Explanation:

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3 years ago
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