Which statement describes the appearance of a temperature-vs.-time graph?
A. horizontal line shows that the temperature increases at a constant rate over time.
B. vertical line shows that the temperature decreases at a constant rate over time.
C. Horizontal lines where the temperature is constant during phase changes connect upward-sloping lines where the temperature increases.
D. Horizontal lines where the temperature increases are connected by upward-sloping lines where the temperature is constant for each phase.
Answers: 2
Physics, 21.06.2019 19:50
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On a day when the barometer reads 75.23 cm, a reaction vessel holds 250 ml of ideal gas at 20 celsius. an oil manometer ( ρ= 810 kg/m^3) reads the pressure in the vessel to be 41 cm of oil and below atmospheric pressure. what volume will the gas occupy under s.t.p.?
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Physics, 22.06.2019 11:50
The scalar triple product computes the magnitude m of the moment of a force vector f about a specified line. it is m = (r × f) · n, where r is the position vector from the line to the point of application of the force and n is a unit vector in the direction of the line. use matlab to compute the magnitude m for the case where f = [12, −5, 4] n, r = [−3, 5, 2] m, and n = [6, 5, −7].
Answers: 3
Which statement describes the appearance of a temperature-vs.-time graph?
A. horizontal line shows...
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