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Kyle

Questions and answers by Kyle, page 4

Questions (559)

t 103◦ C, the pressure of a sample of nitrogen is 1 . 89 atm. What will the pressure be at 275 ◦ C, assuming constant
1. 1 answer
2. 493 views
How many grams do 5.8×10 24 atoms of argonweigh? Answer in units of g
1. 4 answers
2. 1,568 views
At 103◦C, the pressure of a sample of nitrogen is 1.89 atm. What will the pressure be at 275◦C, assuming constant volume?Ans
1. 1 answer
2. 429 views
The elements lithium and oxygen react explosively to from lithium oxide (Li2O). How much lithium oxide will form if 3.03 mol of
1. 4 answers
2. 7,247 views
A large metropolitan area found that the time it takes for people to commute to work has a mean of 20.5 minutes and a standard
1. 2 answers
2. 568 views
What is important as a last step in writing an essay?
1. 3 answers
2. 493 views
Water in a piston/cylinder is at 100degC, x=0.5 with mass 1kg and the piston rests on two stops. The equilibrium pressure that
1. 1 answer
2. 504 views
In a multiple-device flow system, I want to determine a state property. Where should I look for information, upstream or
1. 2 answers
2. 564 views
An empty cannister of 0.002 m3 is filled with R-134a from a line flowing saturated liquid R-134a at 0°C. The filling is done
1. 1 answer
2. 475 views
A lawnmower tractor engine produces 18hp using 40kW of heat transfer from burning fuel. Find the thermal efficiency and the rate
1. 2 answers
2. 907 views
There are 1,000 hot dog stands in Chicago at any given moment.Due to health concerns, a significant number of families move out
1. 1 answer
2. 430 views
In 2010 a company reported a net income loss of 23.8 million. In 2011 the company reported a net income gain of 10.4 million.
1. 2 answers
2. 678 views
Find the value of k so that the line containing the points (k,−8) and (−3,−5) is parallel to the line containing the
1. 3 answers
2. 512 views
f(x) = 4/5xi need to find the derivitave but i don't know how to start this one. I know the derivitave of 4 is just zero, and i
1. 3 answers
2. 326 views
I need to use quarters, dimes, nickles and pennies to make the following:$1.53 in 12 coins $2.53 in 20 $2.32 in 15 coins $2.00
1. 4 answers
2. 652 views
Minimize F = x2 + y2 with x + 2y = 5Thank you
1. 4 answers
2. 1,749 views
Last one for today...As the financial consultant to a classic auto dealership, you estimate that the total value (in dollars) of
1. 2 answers
2. 553 views
I'm trying to find out how we know that bacteria involves contact before the transfer of DNA during conjugation. In the book,
1. 1 answer
2. 366 views
Explain how you know whether an estimate of a product is an overestimate or an underestimate?
1. 1 answer
2. 475 views
The position s of a point (in feet) is given as a function of time t (in seconds).s = −10 + t − 15t2; t = 8 (a) Find the
1. 4 answers
2. 1,217 views
if s''(t)=((-)1/4t^3/2) +8Then what is s''(16)?
1. 1 answer
2. 258 views
So i need to calculate the pH of 50ml water (de-ionized) with 1 ml of 1M HCl. So the moles of HCl i think is .001 divided by the
1. 2 answers
2. 546 views
On the same type of problem as the previous one, it is now asking the pH of 1ml of NaOH plus 50ml water. If i solve for pOH
1. 1 answer
2. 335 views
The question asks,Consider the following weak acids and their Ka values Acetic acid Ka = 1.8x10^-5 Phosphoric acid Ka =
1. 3 answers
2. 1,964 views
1. Multiplying to make 50. Ways to multiply with to factors. Ways to multiply with more than two factors.2. Multiplying to make
1. 4 answers
2. 373 views
What part of the circulatory system moves the blood through your body?
1. 1 answer
2. 323 views
What determines the greatest buffer capacity when looking at solutions? The professor said he would have a list of solutions on
1. 2 answers
2. 605 views
What determines the greatest buffer capacity when looking at solutions? The professor said he would have a list of solutions on
1. 2 answers
2. 670 views
what is the resultig pH if 0.005 mol of NaOH is added to 100.0mL of buffer containing 0.010 mol acetic acid (CH3COOH,pKa =
1. 4 answers
2. 1,028 views
Find f(x) if f(1) = 1 and the tangent line at (x, f(x)) has slope 6/x
1. 2 answers
2. 551 views
-2/3x>8
1. 1 answer
2. 201 views
I found that c=1 but i can't get the other two questionsThe velocity of a particle moving in a straight line is given by v(t) =
1. 1 answer
2. 371 views
I have everything right but the last question asking how many cases per weekThe consumer demand equation for tissues is given by
1. 1 answer
2. 664 views
I have everything right but the last question asking how many cases per weekThe consumer demand equation for tissues is given by
1. 1 answer
2. 635 views
How many equivalence points would be visible for a solution of 1.0M sulfurous acid titration. Is it just two because in H2SO3
1. 2 answers
2. 603 views
how would you solve these two equations.ln x + ln(x+1)=1 ln(x+5) = ln(x-1) - ln(x+1)
1. 1 answer
2. 241 views
The marginal cost of producing the xth box of CDs is given by9 − x/(x^2 + 1)^2. The total cost to produce 2 boxes is $1,200.
1. 4 answers
2. 2,424 views
Melissa has 10 coins in her pocket.2 quarters 3 dimes 4 nickel 1 penny What is the theoretical probability of pulling a quarter
1. 2 answers
2. 542 views
In what way were Bernardo de Galvez's adventures like those of another war hero?
1. 1 answer
2. 398 views
what type of reaction occurs Fe3O4 + 4H2 → 3Fe + 4H2O
1. 4 answers
2. 2,975 views
37.8 divided by 10 3
1. 1 answer
2. 416 views
1) A car moving with an initial velocity of 29.6 m/s decreases to a velocity of 17.9 m/s over a timeinterval of 4.08 seconds.
1. 2 answers
2. 670 views
Which inequality is correct?A. ^11 <^22 < 11 B. 11 < ^11 < ^22 C. ^11 < 11 < ^22 D. ^22 < ^11 < 11 My answer is c is that
1. 1 answer
2. 378 views
Simplify each expression. Write your answer using a postive exponent.1.2^0 divided by 1.8 ^2
1. 1 answer
2. 412 views
(2x^3y^2z)-2/(3x^4yz^-2)^-2
1. 1 answer
2. 426 views
While entering a freeway, a car accelerates from rest at a rate of 2.3 m/s2 for 12 s.How far does the car travel in those 12 s,
1. 2 answers
2. 560 views
A pizza box with a square base is to be made from a rectangular sheet of cardboard by cutting six 1-inch squares from the
1. 3 answers
2. 655 views
The speed of the current in a stream is 4 mi/hr. It takes a canoeist 96 minutes longer to paddle 13 miles upstream than to
1. 2 answers
2. 575 views
x^3 + 6x^2 + 10x = 0
1. 1 answer
2. 326 views
Find a unit vector in the direction of(1/2, 1/2, 1/2).
1. 1 answer
2. 438 views
Logan saves $5.50 in dimes and quarters over a week. He has 20 more dimes than quarters. Find the number of dimes and quarters
1. 2 answers
2. 1,204 views
Determine all values of k for which each pair of vectors is orthogonal.a) (1,2) and (k,k) b) (1,2,1) and (k,2k,4)
1. 3 answers
2. 408 views
Determine all values of k for which each pair of vectors is orthogonal.a) (1,2) and (k,k) b) (1,2,1) and (k,2k,4)
1. 1 answer
2. 403 views
A conical paper cup is to have a height of 3 inches. Find the radius r of the cone that will result in a surface area of
1. 2 answers
2. 772 views
3sqrt(5x-6) + 2sqrt(7-x) = 13
1. 1 answer
2. 365 views
A 103 kg sprinter wishes to accelerate from rest to a speed of 13.2 m/s in a distance of 19.3 m.What coefficient of static
1. 2 answers
2. 522 views
A music store gives every 20th customer a $5 gift card. every 50th customer gets a $10 gift card. Which customer will be the
1. 10 answers
2. 1,114 views
A 5.00×10^5-kg rocket is accelerating straight up. Its engines produce 1.250×10^7 N of thrust, and air resistance is
1. 4 answers
2. 2,868 views
There are 18 boys and 60 girls working on a community service project. They work in groups where each group has the same number
1. 10 answers
2. 984 views
016 10.0 pointsOne of the great dangers to mountain climbers is an avalanche, in which a large mass of snow and ice breaks loose
1. 2 answers
2. 746 views
016 10.0 pointsOne of the great dangers to mountain climbers is an avalanche, in which a large mass of snow and ice breaks loose
1. 1 answer
2. 835 views
Am I right? Nobby Hobby charges $35.00 entry fee plus $18.50 per night of camping. Write an algerbraic expression for the cost
1. 4 answers
2. 432 views
Yes, it's me again! How would you write the expression that represents the perimeter of a rectangle measuring 4 x - 4 + 7 x + 1W
1. 6 answers
2. 538 views
Which verbal expression represents the algebraic expression?(A) 2 times a number minus 6 (B) twice the difference between 6 and
1. 7 answers
2. 1,557 views
Sue bought an ice cream cone from Dairy Queen. The cone had a radius of 3cm and a height of 8cm. If I use the formula of
1. 2 answers
2. 598 views
I would really appreciate the help for this assignment. A small reasoning for the answer would be very helpful. Thank you.A
1. 1 answer
2. 677 views
A block of mass m = 3.65 kg is attached to a spring (k = 27.5 N/m) by a rope that hangs over a pulley of mass M = 7.30 kg and
1. 2 answers
2. 517 views
A plane is flying horizontally with speed 251 m/s at a height 2180 m above the ground, a package is thrown downward from the
1. 2 answers
2. 652 views
An object is projected vertically upward with an initial velocity of v0 ft/sec, and its distance s(t) in feet above the ground
1. 3 answers
2. 971 views
How would you order the following from least to greatest?1/4, 0.2, 3/8, 30% Would it be 0.2, 1/4, 30% and 3/8? This was my
1. 3 answers
2. 451 views
An object is projected vertically upward from the top of a building with an initial velocity of 112 ft/sec. Its distance s(t) in
1. 4 answers
2. 2,400 views
Find the standard equation of a parabola that has a vertical axis and satisfies the given conditions.x-intercepts −2 and
1. 4 answers
2. 3,190 views
Ozone occurs at all levels of Earth's atmosphere. The density of ozone varies both seasonally and latitudinally. At a given
1. 5 answers
2. 2,333 views
Let h(x)=4-x. Use h, the table, and points on graph to evaluate the expression.x 2 3 4 5 6 f(x) −1 0 1 2 3 g(x) points (-1,1),
1. 1 answer
2. 1,075 views
Everyday I practice the drums for the same length of time. By the end of the 15th week, I have practiced a total of 37 1/2
1. 3 answers
2. 481 views
The acceleration of gravity is 9.8 m/s2 . What is the magnitude of the total force on a(n) 75 kg driver by the dragster he
1. 3 answers
2. 418 views
A town has 4900 registered voters, each of whom is either a Republican, a Democrat or an Independent. In the last primary
1. 2 answers
2. 550 views
Athena asks Zeus "will you save a man whom the fates appoint to die?" How does this question relate to the overall theme in the
1. 4 answers
2. 569 views
The number of bacteria in a certain culture increased from 500 to 1000 between 7:00 A.M. and 9:00 A.M. Assuming growth is
1. 2 answers
2. 854 views
According to Newton's law of cooling, the rate at which an object cools is directly proportional to the difference in
1. 2 answers
2. 1,331 views
Consider the following reaction:CH3X + Y --> CH3Y + X At 25 degrees Celcius the following two experiments were run, yielding the
1. 2 answers
2. 829 views
I'm reading the Iliad and a question has come up - What is the conflicting message about the relationship between humans and the
1. 1 answer
2. 418 views
a solution is made by dissolving 25 g NaCl in enough water to make 1.0 L solution. Assume that density of the solution is 1.0
1. 2 answers
2. 743 views
a solution is prepared by mixing 50.0 mL toluene (C6H5CH3 d=0.867 g/mL) with 125 mL Benzene (C6H6 d=0.874 g/mL). assuming that
1. 4 answers
2. 1,688 views
calculate the concentration of CO2, in a soft drink after the bottle is opened and equilibriates at 25C under a CO2 partial
1. 3 answers
2. 858 views
a solution is prepared by mixing 50.0 mL toluene (C6H5CH3 d=0.867 g/mL) with 125 mL Benzene (C6H6 d=0.874 g/mL). assuming that
1. 27 answers
2. 3,611 views
a solution is made by dissolving 25 g NaCl in enough water to make 1.0 L solution. Assume that density of the solution is 1.0
1. 1 answer
2. 789 views
a solution is made by dissolving 25 g NaCl in enough water to make 1.0 L solution. Assume that density of the solution is 1.0
1. 3 answers
2. 936 views
a solution is made by dissolving 25 g NaCl in enough water to make 1.0 L solution. Assume that density of the solution is 1.0
1. 3 answers
2. 1,510 views
a solution is prepared by mixing 50.0 mL toluene (C6H5CH3 d=0.867 g/mL) with 125 mL Benzene (C6H6 d=0.874 g/mL). assuming that
1. 3 answers
2. 755 views
calculate the concentration of CO2 in a soft drink after the bottle is opened and equilibrates at 25C under a CO2 partial
1. 4 answers
2. 1,510 views
calculate the concentration of CO2 in a soft drink after the bottle is opened and equilibrates at 25C under a CO2 partial
1. 2 answers
2. 865 views
calculate the concentration of CO2 in a soft drink after the bottle is opened and equilibrates at 25C under a CO2 partial
1. 3 answers
2. 761 views
What rational number is less than 0 but greater than -1/2? I think its negative 1/4 would I be right?Thank You for your help.
1. 4 answers
2. 615 views
If I were to compare -(-9)and -[-9] would it be less than, more than or equal to? I say it is equal to.Would I be right? Thank
1. 4 answers
2. 521 views
My math question ask is 1/3(x-9) = 2x+7 greater than or less than 4/3(x+4)= -4x.The problem (1) answer = 6. Problem (2) answer =
1. 2 answers
2. 682 views
The ksp for Ce(IO3)3 is 3.2E-10. What is Ce^3+ concentration in a solution prepared by mixing 60ml of 0.025M Ce^3+ with 40ml of
1. 4 answers
2. 1,573 views
Explain why it is possible to draw more than two different rectangles with an area of 36 square units, but it is not possible to
1. 5 answers
2. 2,344 views
Alice wants to find all the price factors of the number you get when you multiply 17x11x13x7. She thinks she has to use a
1. 1 answer
2. 458 views
In a game, you draw a card with three consecutive numbers on it. You can choose one of the numbers and find the sum of its prime
1. 4 answers
2. 791 views

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