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xavier

Questions (77)

there are three different ways that we can write ratios
1. 0 answers
2. 215 views
A preliminary survey shows that 20% of college students smoke. In a class of 35 students, what is the probability that more than
1. 0 answers
2. 332 views
How many major “waves,” or periods, of immigration did the United States experience after the Civil War?
1. 1 answer
2. 485 views
What is the exponent in the expression 7^6?
1. 1 answer
2. 253 views
Write the expression using an exponent: 3 * 3 * 3 * 3 * 3
1. 3 answers
2. 577 views
The absolute value of the coordinates are (4, 7). What are the coordinates in Quadrant IV?
1. 1 answer
2. 259 views
Which is a valid generalization about Latin America?
1. 1 answer
2. 450 views
Evaluate the expression for t = 43 and u = 12.tu − t − u =
1. 1 answer
2. 241 views
a modern airplane flies 18 feet in 2 seconds. what is the airplanes speed in miles per hour rounded to nearest hundreth
1. 2 answers
2. 316 views
what was the primary challenge faced by the jamestown colonist during the first few hours
1. 0 answers
2. 341 views
True or false1.) The set of integers contains the set of rational numbers 2.)Every repeating decimal is a rational number
1. 2 answers
2. 3,588 views
Determine the angular velocity if 2.5 revolutions are completed in 10 seconds. Round to the nearest tenth.
1. 2 answers
2. 552 views
Write an equation of sin with amplitude = 2, period = 2pi, and vertical shift = 5
1. 1 answer
2. 693 views
Write an equation of cotangent with period = 3pi, phase shift = -pi, and vertical shift = -1
1. 1 answer
2. 1,641 views
Write an equation of secant with period = pi, phase shift = -pi/2, and vertical shift = 3
1. 0 answers
2. 551 views
why do you think it is necessary to identify your values when using the decide process to make the important decision
1. 10 answers
2. 2,694 views
why does tasha the narrator in the tail think that her summer is ruined
1. 7 answers
2. 1,361 views
On a banked race track, the smallest circular path on which cars can move has a radius of 101 m, while the largest has a radius
1. 1 answer
2. 749 views
Maggie has a box of 300 colored blocks.The box has a equal number of green and blue blocks and an equal number of red and yellow
1. 2 answers
2. 910 views
how did farming in the northeast differ from that in the south
1. 1 answer
2. 403 views
A cannon ball is fired horizontally with an initial speed of 75 m/s from the top of a 50-m tall building. When the ball hits the
1. 0 answers
2. 667 views
Wet air containing 4.0 mole% water vapor is passed through a column of calcium chloride pellets. The pellets adsorb 97.0% of the
1. 2 answers
2. 1,812 views
The moon has radius 1740 km and mass 7.35x10^22? kg.What is its average density?
1. 2 answers
2. 1,482 views
A 0.02kg bullet collides with a 5.75kg pendulum. After the collision, the pair swings up to a maximum height of 0.386m.
1. 0 answers
2. 538 views
A 0.02kg bullet collides with a 5.75kg pendulum. After the collision, the pair swings up to a maximum height of 0.386m.
1. 1 answer
2. 1,483 views
HOW DO I SOLVE THIS PLEASE5�ãx =�ãx -12
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2. 322 views
How do I solve this problem �ã2x -7+8=11
1. 1 answer
2. 415 views
Consider the hyperbola y = 1/x and think of it as a slide. A particle slides along the hyperbola so that its x-coordinate is
1. 1 answer
2. 777 views
When an object exerts a normal force on a surface, the force isMy answer is perpendicular to the surface. Am i correct?
1. 1 answer
2. 1,451 views
What mass of KIO3 is needed to convert the copper in 0.200g of CuSO4.H2O to Cu(IO3)2?my answer is: 0.828g Cu(IO3)2 x (2*214.003
1. 1 answer
2. 3,668 views
What mass of AgI can be produced from a 0.512g sample that assays 20.1% ALI3?
1. 3 answers
2. 5,085 views
Suppose this dude wants to be able to touch the rim of a basketball goal. The rim is 3.048 m above the ground. The dude can
1. 66 answers
2. 1,026 views
Average human blood serum contains 18 mg of K+ Calculate:a) the molar concentration for each of these species; use 1.00 g/mL for
1. 1 answer
2. 1,594 views
In the experiment of buret calibration, what is the importance of having total buret correction? And does the density of the
1. 0 answers
2. 449 views
If a man and a half finishes a job and a half within a day and a half, how many men can finish 3 jobs within 3 days.Please I
1. 1 answer
2. 494 views
Sea water contains an average of 270 ppm of sulfate ion. Calculate the molar concentration of sulfate given that the average
1. 0 answers
2. 1,177 views
how many milliliter of .750M sulfuric acid are needed to neutralize completely 20 g of NaOH?
1. 2 answers
2. 415 views
Posted by xavier on Monday, February 11, 2013 at 8:28pm.Hello... Asking for help with this one math question to understand how
1. 1 answer
2. 547 views
shape 1 (3.5,-8.5) ,(3.5,-9) , (3,-10.5) , (2,-12)
1. 2 answers
2. 346 views
Find the equation of the parabola through (-15/4 ,2) and (0,-1) whose axis is parallel to the x-axis and the latus rectum equal
1. 2 answers
2. 1,618 views
What is the equation of the circle touching the lines x-3y-11=0 and 3x-y-9=0 having its center on the line x+2y+19=0
1. 0 answers
2. 405 views
What is the equation of the circle touching the lines x-3y-11=0 and 3x-y-9=0 having its center on the line x+2y+19=0
1. 1 answer
2. 421 views
Find the equation of the circle, with radius 1, tangent to the line 3x+4y=5 and having its center on the line x+2y=0
1. 1 answer
2. 484 views
Find the equation of a circle passing through (3,7) and tangent to the lines x-3y+8=0 and y=3x.Please help me
1. 5 answers
2. 1,733 views
Find the equation of a circle passing through (3,7) and tangent to the line x-3y+8=0
1. 1 answer
2. 595 views
A moving point is always equidistant from (-3,2) and the line 2x-y+2=0. What is the equation of its locus?how do you solve this?
1. 1 answer
2. 981 views
Find the equation of a line parallel to 5x +6y = 0 at distance sqrt 61 from (-3,7)I need help please. I don't have any idea
1. 2 answers
2. 1,289 views
The first element of a geometric sequence is 1 and the common ratio is 3; determine the smallest 4 digit numeral that represents
1. 1 answer
2. 535 views
find the equation of the line through (6, -3) and (-4, -7)
1. 1 answer
2. 322 views
Please help me to solve this problem.Find the equation of the locus of a moving point if the sum of the slopes of the line
1. 1 answer
2. 836 views
The ΔHof of gaseous dimethyl ether (CH3OCH3) is –185.4 kJ/mol; the vapour pressure is 1.00 atm at –23.7oC and 0.526 atm at
1. 0 answers
2. 1,215 views
A 0.75–L bottle is cleaned, dried, and closed in a room where the air is 22oC and 44% relative humidity (that is, the water
1. 2 answers
2. 687 views
A 0.75 L bottle is cleaned, dried, and closed in a room where the air is 22°C and 47% relative humidity (that is, the water
1. 1 answer
2. 872 views
I need help with this problemA 0.75–L bottle is cleaned, dried, and closed in a room where the air is 22oC and 44% relative
1. 3 answers
2. 730 views
At a local convenience store, you purchase a cup of coffee, but, at 98.4oC, it is too hot to drink. You add 23.0 g of ice that
1. 0 answers
2. 1,649 views
A 0.75–L bottle is cleaned, dried, and closed in a room where the air is 22oC and 44% relative humidity (that is, the water
1. 0 answers
2. 729 views
Methyl salicylate, C8H8O3, the odorous constituent of oil of wintergreen, has a vapour pressure of 1.00 torr at 54.3oC and 10.0
1. 2 answers
2. 1,792 views
hello im diong meaning match for an exampleinter + scene = interview counter + segment of a whole = ???
1. 3 answers
2. 428 views
GIFT OF THE NILE1. What would be the main mineral resource in lower Egypt?
1. 1 answer
2. 1,074 views
Auppose f is even but g is an arbitrary function (possibly neither even nor odd).(a) Is f �o g still even? Show why or why not.
1. 1 answer
2. 414 views
Hello I am trying to find a site that will play audio reading of the bible. Book of Roman in its entirety?Is this possible?
1. 1 answer
2. 1,065 views
THANK YOU MS. SUE HOW ABOUT #3 - PATTERNS DIVIDED WITH DECIMALS TENTHS, HUNDRETHS....
1. 0 answers
2. 398 views
1. Is there a website that can show me how to divide decimals by10-1000?2. Divide decimals by whole numbers? 3. Patterns with
1. 2 answers
2. 1,090 views
do you know where I can find in abc order all of the STATES AND THEIR CAPITALS MAYBE A LINK. THIS IS FOR MY HOMEWORK
1. 2 answers
2. 423 views
John is 3 times as old as Susan now. In 4 years time John will be 18 years older than Susan. Find John's age and Susan;s age
1. 1 answer
2. 648 views
looking at all the averages on the front board, give at least three possible reasons for the values being different. classroom
1. 1 answer
2. 509 views
What 42 out of 16 simpfly
1. 1 answer
2. 356 views
find the product or quotient . write the strategy you used . write model,break apart, multiplication table ,inverse operations
1. 1 answer
2. 1,123 views
i need to do a case study on France and i have several questions i need help with.Do you know of any good websites that can help
1. 0 answers
2. 585 views
Which of the following would be the best technique to use in order to separate a soluble solid from a liquid?
1. 1 answer
2. 546 views
a person has a hert attack and her condition is stablised but due to inflamatiom in the lung she could not breath so a machine
1. 0 answers
2. 633 views
what must be the genotypes of their children?
1. 1 answer
2. 346 views
the exact position of the squer root of 50 on a number line
1. 1 answer
2. 509 views
1/3 of 18
1. 1 answer
2. 286 views
is there a such thing as a three part lquied supion
1. 2 answers
2. 474 views
by simplifying,show that(2x-3)(2x+3)-(x-4)^2= 3x^2+8x-25
1. 1 answer
2. 510 views
explain an abstract
1. 1 answer
2. 432 views

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