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Ksivusya [100]
3 years ago
6

If a person is asking whether the variable in an association claim are measured approximately____ is being interrogated.

Physics
1 answer:
Scilla [17]3 years ago
5 0

Explanation:

The of formic acid is pK 3.750. what is the Ka of formic acid?

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What term is used to describe DNA Replication?
ad-work [718]

Answer:

Semi-conservative

Explanation:

Each strand of the original DNA molecule serves as a template for the production of its counterpart

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Lidia makes a graphic organizer to compare temporary magnets with permanent magnets.
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Labels that belong in regions marked X and Y are;

A) X: Maintains magnetic properties in the presence of another magnet

Y: Is made from magnetically hard ferromagnetic material

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3 years ago
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A 5.58 kg object with a speed of 35 m/s strikes a steel plate at an angle of 45.0 degrees with the normal to the plate, and rebo
MAVERICK [17]

Answer:

magnitude of vector is 276.19 kg m/s

Explanation:

The initial momentum is vector of magnitude

5.58 \times 35 = 195.3 (kg m/s)  And driven in a coherent manner with initial vector.

same magnitude is momentum after the impact, but it is oriented perpendicularly to initial momentum vector.

So, you have 2 momentum vector of  specified magnitude perpendicular to one another.

 The contrast between such two vectors is a right angle triangle hypotenuse of 195.3 sides

magnitude of vector is  \sqrt{ 195.3^2 + 195.3^2} = 276.19

8 0
3 years ago
Joey works at the airport repairing airplane engines, where the decibel level can reach over 100 dB. Wearing protective earwear,
Temka [501]
C.100. the ear plugs block out the sound

6 0
3 years ago
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A package was determined to have a mass of 5.7 kilograms. What's the force of gravity acting on the package on earth?
Arturiano [62]
1.) The force of gravity is what we call weight, we define it as:
w=mg
w=5,7kg*9,8m/s²
w=55,86kg (b)
2.) We know that:
power=W/t
power=50J/20s
power=2,5Watts (a)
3.) The work done is equal to the potential energy, so:
Epg=mgh
Epg=63kg*9,8m/s²*7m
Epg=4321J
Now we get the power:
power=W/t
power=4321J/5s
power=864Watts
Now:
1HP=746Watts
=1,16HP (b)
4.) We know that:
F=ma
350N=m*10m/s²
m=350N/10m/s²
m=35kg (b)
5.) d.) Aceleration is tha rate of change in velocity, either positive (increasing) or negative (decreasing)
8 0
3 years ago
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