Determine the power in watts of the heat engine
There are 200 students riding bikes each producing 110W of heat out put which is used for a heat engine which has an efficiency of 44.1% runing between 30c and -5c. what is the power in watts the heat engine.
Expected delivery within 24 Hours
The copper wire in a typical residential building has a cross-sectional area of 3.31 x 10-6 m2. If it carries a current of 10.0 A, what is the drift speed of the electrons?
Find the exact values of sin 2u, cos 2u, and tan 2u using double- angle formulas. cos u= -12/13, pi/2 < u < pi. Find the exact values of sin 2u, cos 2u.
The following eq. represents the complete combustion ofethane: 2C2H6(g) + 7O2(g) ---->4CO2(g) + 6H2O(g)At the same temperature and pressure, what is the maximum volume in liters of carbon dioxide that can be obtained from 50 Lof C2H6 and 25
A hunter who is a bit of a braggart claims that, from a distance of 1.8 km, he can selectively shoot eiither of two squirrels who are sitting 11 centimeters apart on the same branch of a tree.
At a temperature for which the solubility product of calciumcarbonate is 4.7 x 10-9, what mass of the salt will dissolve in 100 mL of water?
A San Francisco cable car loses its brakes and runs down a hill 45 m high. The mass of the train and its passengers is 7,285kg. The final velocity of the train at the bottom of the hill is 4m/s. How much energy is lost as thermal energy? Write you
1.34g of sodium carbonate isadded to excess 0.125mol L-1 hydrochloric acid solution.What volume of hydrochloric acid would be needed to react completely with the sodium carbonate?
What is the maximum amount of P2O5 that can theoretically be made from 272g of O2 and excess phosphorus? Express your answer numerically in moles.
1939194
Questions Asked
3,689
Active Tutors
1436965
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Problem 1: Identify a specific theory of cognitive or moral development, and summarize the major assumptions.
Question: Jena and Ben are employees of Big City Electronics. They began to have a consensual sexual relationship.
Lifespan psychologists are unlikely to investigate both changes as well as consistencies that exist in different individuals'
What is another way to say ". It is important to ensure that the youth understand what the study involves, what their participation entails
Outline a social issue that is important to you. Describe why it is important to you, why it is important from a societal perspective and how you think
Suppose that a group of researchers would like to explore how we perceive objects in the real world, rather than just in a laboratory
Provide five (5) reasons why working from a person centred, strengths-based positive framework, and providing positive lifestyle strategies can reduce