Question
Asked Nov 30, 2019
18 views
A person tries to heat up her bath water by adding 5.0 L of water at 80 °C to 60 L of water at 30°C.
What is the final temperature of the water?
A) 38°C
B) 36°C
C) 40°C
D) 34°C
help_outline

Image Transcriptionclose

A person tries to heat up her bath water by adding 5.0 L of water at 80 °C to 60 L of water at 30°C. What is the final temperature of the water? A) 38°C B) 36°C C) 40°C D) 34°C

fullscreen
check_circle

Expert Answer

Step 1

The final temperature of the b...

help_outline

Image Transcriptionclose

heat lost heat gain т тс, АT %3D т,с, AТ" р- (pИ)с, (7 -Т) - (р,)c, (Т -т,) (ИI +Ит. И+, Т: 2

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Science

Physics

Thermodynamics

Related Physics Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: Mary slides down a snow-covered hill on a large piece of cardboard and then slides across a frozen p...

A: Given information:Mass of Marry (m1) = 70 kgMass of sue (m2) = 56 kgInitial velocity of Marry (v1) =...

question_answer

Q: Physics Question

A: Given data:Initial velocity, u = 50 m/sFinal velocity, v = 45.0 m/s

question_answer

Q: The cheetah can reach a top speed of 114 km/h (71 mi/h). While chasing its prey in a short sprint, a...

A: Consider the initial speed of the cheetah be vi, the distance covered by the cheetah be s, the final...

question_answer

Q: The cheetah can reach a top speed of 114 km/h (71 mi/h). While chasing its prey in a short sprint, a...

A: Given,

question_answer

Q: The position vector of a particle of mass 1.50 kg as a function of time is given by  r= (6.00 î + 4....

A: The velocity of the particle is

question_answer

Q: A 0.17 kg ball on a stick is whirled on a vertical circle at a constant speed. When the ball is at t...

A: Consider the mass of the ball be m, the tension in the stick at 3 o’ clock be T1, the tension in the...

question_answer

Q: A 131.0-N bird feeder is supported by three cables as shown in the figure below. Find the tension in...

A: The free body diagram is shown below.

question_answer

Q: As the temperature of an ideal gas increases, the average kinetic energy of its molecules increases...

A: Statistical mechanics tells that the temperature is proportional to the average kinetic energy of th...

question_answer

Q: The figure shows a 100 g puck revolving in a 20 cm radius circle on a frictionless table. The string...

A: Consider a 100g puck (m) revolving in a 20cm radius(r) circle on a frictionless table. The string pa...