2 years ago

Pressure is defined as _______.1

1 answer:

7 0

Answer:the perpendicular force per unit area

pressure, in the physical sciences, the perpendicular force per unit area, or the stress at a point within a confined fluid.

Explanation:

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. Given the following pOH's, calculate the pH for the solution:

ryzh [129]

Answer:

a) pH = 9.82 b) pH = 1.65

a) pOH = 7.8 b) pOH = 4.45

Explanation:

pOH + pH = 14 for all of these solutions.

3 0

3 years ago

Prandtl number in heat transfer analogues to which dimension less number in mass transfer. a) Schmidt number b) Sherwood number

Cloud [144]

Answer:

a) Schmidt number

Explanation:

Prandtl number in heat transfer is analogues to Schmidt number in mass transfer.

Prandtl number in heat transfer is the ration of momentum diffusivity to the heat diffusivity.

$P_r = \frac{\nu}{\alpha}$

Whereas, Schmidt number in mass transfer is the ratio of momentum diffusivity to the mass diffusivity.

$S_c= \frac{\nu}{\nu_{AB}}$

5 0

3 years ago

How many moles of NH4NO3 are in 24 g of NH4NO3?

Virty [35]

Answer:

0.3 mole

Explanation:

number of moles grams

one 14+(4×1)+14+(3×16)

1 80

? 24

Therefore, 24×1÷80 = 0.3 moles of ammonium nitrate

3 0

3 years ago

What is the SI unit for volume?

kirill115 [55]

The SI unit for volume is cubic meters of M^3

4 0

3 years ago

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Which of the following statements is correct in regards to density?

Brrunno [24]

Density measures how tightly packed opposed to how heavy like water is denser than oil.

7 0

3 years ago