subject
Physics, 19.05.2020 10:57 mtiger

Calculate the energy needed to change 200.0 g of water from 50.0 ° C to steam at 110.0 °C.
A). 119.0 kcal
B). 118.9 kcal
C). 10.9 kcal
D). 119,000 kcal

ansver
Answers: 2

Another question on Physics

question
Physics, 21.06.2019 17:10
Aseries circuit consists of a resistor with r = 20 ? , a capacitor with c = 0.01 f, and a decaying battery with e = 300e? 5t. if the initial charge is 0, find the charge as a function of time t
Answers: 2
question
Physics, 22.06.2019 18:00
Consider two regions of space containing a static electric field, region a and region b. in region a the equipotential lines are more closely spaced than those in region b. what can be said about the relative strength of the electric field in the two regions? a) the electric field in region a is stronger th
Answers: 3
question
Physics, 22.06.2019 23:30
An astronaut on the moon throws a baseball upward. the astronaut is 6 ft, 6 in. tall, and the initial velocity of the ball is 3030 ft per sec. the height s of the ball in feet is given by the equation s equals negative 2.7 t squared plus 30 t plus 6.5s=−2.7t2+30t+6.5, where t is the number of seconds after the ball was thrown. complete parts a and b.
Answers: 2
question
Physics, 23.06.2019 00:10
An electromagnetic wave with frequency 65.0 hz travels in aninsulating magnetic material that has dielectric constant 3.64 andrelative permeability 5.18 at this frequency. the electric fieldhas amplitude 7.20 \times 10^{ - 3} {\rm v}/{\rm m}. a. what is the speed of propagation of the wave? b.what is the wavelength of the wave? c.what is the amplitude of the magnetic field? d.what is the intensity of the wave?
Answers: 3
You know the right answer?
Calculate the energy needed to change 200.0 g of water from 50.0 ° C to steam at 110.0 °C.
A...
Questions
question
Mathematics, 15.10.2020 20:01
question
Spanish, 15.10.2020 20:01
question
Mathematics, 15.10.2020 20:01
Questions on the website: 13722367