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Stephen

Questions (140)

a/b + b/a = xa/b - b/a = y in the equation above, if a is (not equal) to 0 and b is (not equal) to 0, which of the following
1. 1 answer
2. 327 views
AB+BA = 1A4In the correctly worked out addition problem above, A and B represent two different digits. What digit does A
1. 1 answer
2. 667 views
The sum of two numbers that differ by one is x. In terms of x, what is the value of the lesser of the two numbers?a. x+1/2 b.
1. 2 answers
2. 405 views
a/b + b/a = xa/b - b/a = y in the equation above, if a is (not equal) to 0 and b is (not equal) to 0, which of the following
1. 2 answers
2. 348 views
A 70 kg man carrying a 10 kg suit case climbing a ladder of 5 m in two minute, power developed by the man is (g=10 m/s2 ).?
1. 1 answer
2. 578 views
A rectangular box has a square cross-section and the sum of its length and the perimeter of this cross-section is 2 m. If the
1. 1 answer
2. 882 views
Cell formulas are usually displayed in the cell, while the contents are displayed in the name box T or F ??
1. 0 answers
2. 503 views
When 15.3g of NaNO3 was dissolved in water inside a constant pressurecalorimeter, the temperature fell from 25.00 °C to 21.56
1. 1 answer
2. 1,210 views
2/3(5/4+2d) + 1/3=2/5
1. 1 answer
2. 447 views
5+2(4y-4)=3(2y-1)solve
1. 1 answer
2. 364 views
Helping my child study. Are there any online guides that can help me teach how to predict the products of a reaction.i.e. _
1. 3 answers
2. 1,028 views
Helping my child study. Are there any online guides that can help me teach how to predict the products of a reaction.i.e. _
1. 2 answers
2. 586 views
Helping my child study. Are there any online guides that can help me teach how to predict the products of a reaction.i.e. _
1. 1 answer
2. 487 views
Add parentheses to 9+8*7-6*5+4*3+2 so that the value of the expression is 105
1. 1 answer
2. 392 views
The table below shows the measured dimensions of a prism, and the maximum and minimum possible values based on the greatest
1. 2 answers
2. 3,111 views
In a patent-driven market, using the concept of minimum efficient scale of production, explain what would happen to competiton
1. 0 answers
2. 481 views
What do you call a high island that rises from the deep ocean floor on a volcanic foundation?
1. 0 answers
2. 386 views
What do you call a high island that rises from the deep ocean floor on a volcanic foundation?
1. 1 answer
2. 358 views
Three gases (8.00 of methane, , 18.0 of ethane, , and an unknown amount of propane, ) were added to the same 10.0- container. At
1. 1 answer
2. 1,098 views
If I invest £25,000 a year each year for 16 years and get a 5% return what will my total capital be ?
1. 1 answer
2. 325 views
Given the reaction shown below, calculate:(a) The amount of NO2, in grams, generated from reactants if 300.23 kJ of heat energy
1. 0 answers
2. 658 views
Given the enthalpies of formation for the following substances, determine ƒ´Hrxn forCl2(g) + C2H2Cl2(g) „_ C2H2Cl4(g)
1. 1 answer
2. 750 views
What will be the final temperature of a 22.0 g piece of iron (Cp = 25.09 J/K • mol), initially at 25°C, if it is supplied
1. 1 answer
2. 467 views
In an experiment, 230 kJ of heat energy are released to the surroundings when steam is converted to liquid water. Calculate the
1. 1 answer
2. 666 views
How much heat energy is released to surrounding when 15.0 g of water at 35°C is converted into ice with a temperature of
1. 2 answers
2. 538 views
In an experiment, 23.0 g of ice at –25°C is converted into steam with a temperature of 124°C. How much heat is required for
1. 1 answer
2. 687 views
A block of mass M hangs from a rubber cord. The block is supported so that the cord is not stretched. The unstretched length of
1. 5 answers
2. 1,468 views
I want to improve the flow of this sentence. I would greatly appreciate any insight, minor or major. Here is the sentence, which
1. 1 answer
2. 507 views
I instructed the patient to return tomorrow.return = adverb modifying verb is tomorrow. The gentleman was unusually talkative
1. 2 answers
2. 873 views
How do you find the definite integral of an absolute function?∫_0^3|2x-3| lower limit= 0 upper limit = 3
1. 4 answers
2. 739 views
At the school store Juanita bought two books and a backpack for a total of $26 before tax. Each book cost less than $8. Find
1. 1 answer
2. 701 views
How can you tell that Iron and Sulphur have formed a mixture before they are heated?
1. 1 answer
2. 495 views
A class has 10 boys and 12 girls. In how many ways can a committee of four be selected if the committee can have at most two
1. 4 answers
2. 8,618 views
What is the smallest cube that is diveisible by 16 but is not a perfect square?
1. 1 answer
2. 392 views
" A condition of gravitational and bouyant equilibrim between earth's litosphere and asthenosphere" ... is what?
1. 1 answer
2. 439 views
Proofread Please!!!¡El acontecimiento que ha ocurrido hoy eso ha dado lugar a este día que era extraordinario ha sido que he
1. 1 answer
2. 673 views
The lowest recorded temperature in Sweden is -38 degrees and the lowestrecorded temperature in Russia is -68 degrees. How much
1. 0 answers
2. 616 views
How do you add this?-5/6 + 1/2 -5/6 + 1/2= 8/6 I know to find the lowest common denominator,which is 6, but the numerator is
1. 0 answers
2. 560 views
Consider a space habitat that consists of a rotating cylinder. If the variation in g between one's head and feet is to be less
1. 0 answers
2. 706 views
Why is it unlikely to find earthquakes at depths greater then 300km? (something to do with the athenosphere)According to the
1. 0 answers
2. 593 views

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