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tester [92]
3 years ago
13

PLEASE HURRY

Physics
1 answer:
Rashid [163]3 years ago
7 0

Answer:

1:knowledge of the structure of DNA

2:an understanding of hemoglobin

4:ground fault circuit interrupters

7:aerogel

Explanation:

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Why are nonmetals more likely to react with eachother by sharing electrons
RideAnS [48]

The answer is; non-metals have a high ionization energy

This means that it would take more energy to dislodge an electron from the valence orbital than it would take to do the same to a metal atom. Therefore it would be easier to share electrons for non-metals while it would be easier to lose an electron for metals to reach a stable electron configuration.


8 0
3 years ago
Read 2 more answers
A 70 kg student now sits in the chair and the same 35 N force is applied to the chair. What is the chair's new acceleration?
amid [387]

Answer:

0.5 m/s²

Explanation:

Applying,

F = ma............... Equation 1

Where F = Force applied to the chair, m = mass of the student, a = acceleration of the chair

make a the subject of the equation

a = F/m............ Equation 2

From the question,

Given: F = 35 N, m = 70 kg

Substitute these values into equation 2

a = 35/70

a = 0.5 m/s²

Hence the new acceleration of the chair is 0.5 m/s²

5 0
3 years ago
Which statement about the reaction is correct?
balu736 [363]

Answer:

I think D am not pretty show

8 0
3 years ago
Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. A vending m
Igoryamba

Answer:

The percentage of legal quarters that will be rejected is 1.954 %.

Explanation:

Here we are required to find

P(X<5.48 or X>5.82)

We have μ = 5.67 and  σ = 0.07 where the range is between 5.48 and 5.82 we each z-score given by

z =\frac{x-\mu}{\sigma}

Therefore for 5.48 we have z_{5.48} = \frac{5.48 -5.67}{0.07} = -2.714

and for 5.82 we have   z_{5.82} = \frac{5.82 -5.67}{0.07} = 2.143

Therefore we have the area of interest on the normal distribution chart given by

P(Z<-2.714) + P(Z >  2.143) =  P(Z<-2.714) + (1 - P(Z <  2.143))

+  0.00336 + 1 - 0.98382 = 0.01954

= 0.01954 × 100 = 1.954 %

Therefore 1.954 percentage of legal quarters will be rejected.

3 0
3 years ago
A car moving at a speed of 20 m/s has a kinetic energy of 200,000 J from that motion. What is the car's mass?
zhenek [66]

Answer:

i think the answer is 1000 kg but i might be wrong

8 0
3 years ago
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