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Thanh
Questions (28)
We have of ice at -11.9°C and it is ultimately completely converted to liquid at 9.9°C. For ice, use a specific heat (Cs) of
1 answer
1,091 views
Air moving at 13.0 m/s in a steady wind encounters a windmill of diameter 2.30 m and having an efficiency of 29.0%. The energy
0 answers
534 views
Air moving at 13.0 m/s in a steady wind encounters a windmill of diameter 2.30 m and having an efficiency of 29.0%. The energy
0 answers
465 views
A father pushes horizontally on his daughter's sled to move it up a snowy incline, as illustrated in the figure, with h = 3.7 m
0 answers
824 views
Please help me to solve it, today is mydue day !
Suppose an individual makes an initial investment of $2400 in an account that
2 answers
1,255 views
Cos(2theta)=-1/2
There are 6 solutions, how do i solve this?
1 answer
758 views
Complete and balance the following half-reactions. In each case indicate whether the half-reaction is an oxidation or reduction.
3 answers
1,574 views
What is the probability that x^2+7x+k will factor if k is greater or equal to zero and less than or equal to 20, considering k
2 answers
808 views
Mr.Sports wants to buy enough sod for his new field is 16 feet,the width of the field is 44 feet.How much sod will he need to
1 answer
402 views
the United States of America has 50 states.Wirte 50 as product of primes.Please help me out !
3 answers
436 views
Some poeple believe that Jan 1,2000is the first day of the 21st century.Other poeple beleive that the honor belongs to the Jan
1 answer
588 views
A firefighter stood on the middle rungs of a ladder ,spraying water on a burning house. He then climbed up 6 rungs before the
3 answers
1,445 views
A firefighter stood on the middle rungs of a ladder ,spraying water on a burning house. He then climbed up 6 rungs before the
3 answers
1,608 views
Adam is 3 times as old as Cynthia and Fred is 16 years younger than Adam. One year ago, Adam's age was twice the sum of
1 answer
617 views
Adam is 3 times as old as Cynthia and Fred is 16 years younger than Adam. One year ago, Adam's age was twice the sum of
1 answer
630 views
People weigh 6 times as much on Earth as they do on the moon.Mr.Marks weighs 180 pounds on Earth.How much would he weigh on the
2 answers
646 views
Joe bought something and gave the clerk a quarter .His change was 2 coins.Make a list of the different amounts Joe could have
1 answer
527 views
The first Super Bowl was played on January 15,1976 at the Memorial Coliseum in Los Angeles.Green Bay won by 25 points.The total
2 answers
605 views
A group of students would like our state to change its policy on learning how to tell time . They don't think that students
1 answer
463 views
How many more states are there that border the Great Lakes than there are Great Lakes? List each state and each Great Lake.
3 answers
580 views
Mickey Mouse will be four score years in 2008.Donald Duck is six years younger than Mickey Mouse. In what year was Donald Duck
1 answer
573 views
Creat two word webs : one for the word good and one for the word nice .Brainstorm synonyms for these words that could be used in
1 answer
666 views
How do I know i add the suffixes is right.Ex:light add ;er or est
1 answer
505 views
Creat a timeline of the major events in houston's history
1 answer
651 views
Think about all of the elements that make a good mystery . Create a recipe card that shows the ingredients of a well- written
3 answers
377 views
Design an experiment that teacher others how to use a balance correctly
2 answers
272 views
I am supposed to convert a program i already made into a Java console application that uses the Scanner class to read the user's
1 answer
642 views
These are the problems I am having trouble with.
1.The first step of the synthesis is described by the reaction below. When 1.750
2 answers
744 views
Answers (7)
GAIN (1/3) of the whole cost of $1.80, is (1.8+0.6) dollars. The cost given was for all 12 dozen. NOW, the selling cost, or the revenue must be 2.40 dollars. This 2.40 dollars must be equally distributed among the 10 dozen which are still good. 2.40
GAIN (1/3) of the whole cost of $4.50, is (4.5+1.5) dollars. The cost given was for all 14 dozen. NOW, the selling cost, or the revenue must be 6.0 dollars. This 6.0 dollars must be equally distributed among the 10 dozen which are still good. 6.0 dollars
shouldnt the work = Fp*d*cos(angle between) ?
tks so much
I did it correctly though right? I'm trying to figure out what's wrong with the format or maybe i solve the problem wrong. So far, the previous problems, the e^- has no state and they accepted it. I have no idea what's wrong haha.
A firefighter stood on the middle rungs of a ladder ,spraying water on a burning house. He then climbed up 6 rungs before the heat of the flames caused him to come down 10 rungs.After some minutes he was able to climb 18 rungs to the very top of ladder
Vf=19.3 m/s Change in Displacement = 59 meters
