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coldgirl [10]
3 years ago
13

According to the Law of the Conservation of Matter, if you dissolve 25 grams of sugar into 150 grams of water, the mixture shoul

d weigh how much?
Physics
1 answer:
levacccp [35]3 years ago
7 0
19grams becauce if u
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The uncertainty in the position of an electron along an x axis is given as 53 pm, which is about equal to the radius of a hydrog
Jobisdone [24]

To solve this problem it is necessary to apply the concepts related to the Heisenberg's uncertainty principle. Under this principle we understand the relationship that the minimum range of error in position (x) times the minimum range of error in momentum (p) is, at a minimum, about equal to the Planck constant, mathematically that is,

\Delta p = \frac{h}{\Delta x}

Replacing with our values we have,

\Delta p = \frac{6.63*10^{-34}J\cdot s}{2\pi (53*10^{-12}m)}

\Delta p = 1.99*10^{-24} kg\cdot m/s

Therefore the least uncertainty in any simultaneous measurement of the momentum component px of this electron is 1.99*10^{-24} kg\cdot m/s

4 0
3 years ago
a young child moves an object 6m in 30 seconds, generating 2 watts of power. How much work did the child do
yawa3891 [41]

Answer:

none, it was all a dream

Explanation:

the child woke up in bed 5 minutes later

5 0
3 years ago
Which is caused by shaking a rope?A)a P wave B)a transverse wave C)a surface wave D)a longitudinal wave
topjm [15]

I believe the answer is B) Transverse wave

7 0
4 years ago
Read 2 more answers
At the surface of a certain planet, the gravitational acceleration g has a magnitude of 20.0 m/s^2. A 22.0-kg brass ball is tran
Oliga [24]

Answer:

a, 22 kg and 22 kg

b, 215.8 N and 440 N

Explanation:

a

The mass of the ball remains constant and unchanged irrespective of where it has been to, need to go or is going. So, basically the mass of the ball on earth is as the same mass of the ball on the said planet, 22 kg

b

The weight of any object factors in the acceleration due to gravity of the said area(or planet).

W = mg, with m being the mass and g being the acceleration due to gravity.

On earth

W = 22 * 9.81 = 215.8 N

On the said planet,

W = 22 * 20 = 440 N

Do therefore, the weight is 215.8 N on earth and 440 N on the planet

3 0
3 years ago
A charge of 80 coulombs passes through a circuit in 5 seconds. What is the current through the circuit?
UkoKoshka [18]

Answer:

I = 16amp

Explanation:

Charge coulomb ( Q ) = It

Where I =current in ampere

t = time = 5 seconds

80 = I × 5

I = 80/5

I = 16amp

The current through the circuit will be I = 16amp

4 0
4 years ago
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