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Margaret [11]
3 years ago
10

HELLO CAN YOU HEL ME PLEASE THANK YOU!! SO MUCH!! 13POINTS!!!!!!!!

Physics
2 answers:
kolbaska11 [484]3 years ago
7 0
1ST QUESTION FALSE 2ND QUESTION TRUE. HOPE THIS HELPS

timama [110]3 years ago
5 0
They're Both True . I hope I helped you

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Which statements accurately describe mass? Check all that apply. Mass is a chemical property of an object. Mass is measured usin
Sati [7]
-- Mass can be measured using a balance.
(It's not the only way.)

-- The mass of an object remains constant,
no matter where it is or what it weighs.

-- The "kilogram" is the international standard unit of mass.
A kilogram of mass weighs about 5.8 ounces on the moon,
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8 0
4 years ago
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If you have a 1.0 m aqueous solution of NaCl, by how much will it increase the water’s boiling point, if KB = 0.512 °C/m? In oth
fgiga [73]

<u>Answer:</u> The elevation in boiling point is 1.024°C.

<u>Explanation:</u>

To calculate the elevation in boiling point, we use the equation:

\Delta T_b=ik_b\times m

where,

i = Van't Hoff factor = 2 (for NaCl)

\Delta T_b = change in boiling point  = ?

k_b = boiling point constant = 0.512^oC/m

m = molality = 1.0 m

Putting values in above equation, we get:

\Delta Tb=2\times 0.512^oC/m\times 1.0m\\\\\Delta Tb=1.024^oC

Hence, the elevation in boiling point is 1.024°C.

5 0
4 years ago
Compared to water, ice has a lower ____ , which allows it to float
Soloha48 [4]

Compared to water, ice has a lower DENSITY, ehich allows it to float.

4 0
3 years ago
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A ball is thrown horizontally from a platform so that the initial height of the ball is 6.0 m above the level ground below. The
solniwko [45]
We can first obtain time of flight from vertical fall
Initial velocity U=0, d = 6 m, a = 9.8 m/s² 
d = ut + 1/2 at²
6.0 = 0 + (1/2 × 9.80 t²) 
t = √(12/9.8)
 = 1.106 sec
Horizontal velocity = Vh = Dh/t
  = 24.0 /1.106 s
  = 21.69 m/s
The ball was thrown at a speed of 21.69 m/s
5 0
4 years ago
An object with more inertia is both harder to _____ and to _______ ...?
Aleks [24]
An object with more inertia is both harder to start and to stop. <span>The heavier (or more mass) of the object - harder to start & stop. For instance, a large rock vs. small rock. Large rock harder to get rolling & harder to stop as compared to smaller rocks. Hope this answers the question.</span>
4 0
3 years ago
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