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xavier

Questions (77)

there are three different ways that we can write ratios
1. 0 answers
2. 206 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. 319 views
How many major “waves,” or periods, of immigration did the United States experience after the Civil War?
1. 1 answer
2. 477 views
What is the exponent in the expression 7^6?
1. 1 answer
2. 250 views
Write the expression using an exponent: 3 * 3 * 3 * 3 * 3
1. 3 answers
2. 571 views
The absolute value of the coordinates are (4, 7). What are the coordinates in Quadrant IV?
1. 1 answer
2. 252 views
Which is a valid generalization about Latin America?
1. 1 answer
2. 435 views
Evaluate the expression for t = 43 and u = 12.tu − t − u =
1. 1 answer
2. 237 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. 307 views
what was the primary challenge faced by the jamestown colonist during the first few hours
1. 0 answers
2. 330 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. 3,556 views
Determine the angular velocity if 2.5 revolutions are completed in 10 seconds. Round to the nearest tenth.
1. 2 answers
2. 539 views
Write an equation of sin with amplitude = 2, period = 2pi, and vertical shift = 5
1. 1 answer
2. 681 views
Write an equation of cotangent with period = 3pi, phase shift = -pi, and vertical shift = -1
1. 1 answer
2. 1,621 views
Write an equation of secant with period = pi, phase shift = -pi/2, and vertical shift = 3
1. 0 answers
2. 533 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. 2,665 views
why does tasha the narrator in the tail think that her summer is ruined
1. 7 answers
2. 1,346 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. 735 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. 888 views
how did farming in the northeast differ from that in the south
1. 1 answer
2. 392 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. 655 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. 1,782 views
The moon has radius 1740 km and mass 7.35x10^22? kg.What is its average density?
1. 2 answers
2. 1,467 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.
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2. 523 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. 1,461 views
HOW DO I SOLVE THIS PLEASE5�ãx =�ãx -12
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2. 313 views
How do I solve this problem �ã2x -7+8=11
1. 1 answer
2. 406 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. 758 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. 1,430 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. 3,641 views
What mass of AgI can be produced from a 0.512g sample that assays 20.1% ALI3?
1. 3 answers
2. 5,071 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. 996 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. 1,574 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. 431 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. 481 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. 1,149 views
how many milliliter of .750M sulfuric acid are needed to neutralize completely 20 g of NaOH?
1. 2 answers
2. 403 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. 527 views
shape 1 (3.5,-8.5) ,(3.5,-9) , (3,-10.5) , (2,-12)
1. 2 answers
2. 337 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. 1,596 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. 386 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. 408 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. 468 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. 1,717 views
Find the equation of a circle passing through (3,7) and tangent to the line x-3y+8=0
1. 1 answer
2. 581 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. 957 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. 1,272 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. 520 views
find the equation of the line through (6, -3) and (-4, -7)
1. 1 answer
2. 312 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. 815 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. 1,199 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. 670 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. 842 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. 711 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. 1,628 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. 711 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. 1,770 views
hello im diong meaning match for an exampleinter + scene = interview counter + segment of a whole = ???
1. 3 answers
2. 418 views
GIFT OF THE NILE1. What would be the main mineral resource in lower Egypt?
1. 1 answer
2. 1,062 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. 398 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. 1,051 views
THANK YOU MS. SUE HOW ABOUT #3 - PATTERNS DIVIDED WITH DECIMALS TENTHS, HUNDRETHS....
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2. 378 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. 1,069 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. 410 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. 628 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. 498 views
What 42 out of 16 simpfly
1. 1 answer
2. 343 views
find the product or quotient . write the strategy you used . write model,break apart, multiplication table ,inverse operations
1. 1 answer
2. 1,105 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. 571 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. 533 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. 613 views
what must be the genotypes of their children?
1. 1 answer
2. 338 views
the exact position of the squer root of 50 on a number line
1. 1 answer
2. 503 views
1/3 of 18
1. 1 answer
2. 273 views
is there a such thing as a three part lquied supion
1. 2 answers
2. 464 views
by simplifying,show that(2x-3)(2x+3)-(x-4)^2= 3x^2+8x-25
1. 1 answer
2. 500 views
explain an abstract
1. 1 answer
2. 419 views

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