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Name one physical property that scientists use to identify minerals that could also be useful in identifying rocks.Please help!
1. 1 answer
2. 256 views
How does the Coriolis effect impact the Gulf Stream and the Brazil Current?(1 point)A.It turns the Gulf Stream northwest and the
1. 26 answers
2. 3,451 views
A particular pain relieving medicine has a decay rate of 12% per hour. A patient was given a dose of the medicine 5 hours ago
1. 3 answers
2. 955 views
A caterpillar moves 6 cm in one minute how far will the caterpillar move in 6 minutes
1. 3 answers
2. 483 views
Alice gen tom ben going to the movies. The total cost of their ticket is t and the large popcorn they share will be p. How do i
1. 1 answer
2. 377 views
Find the roots of (z-1)^4=16i
1. 1 answer
2. 526 views
four forces 8N 6n 2n and 4n act on a point O in the directionsnorth east south and west respectively find the magnitude of their
1. 2 answers
2. 1,462 views
1. Do these data provide sufficient evidence for a real relationship in the population? Test at the .05 level, two tails. Use
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2. 788 views
.27 as fraction
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2. 503 views
7. Find the mean, median, and mode of the data set.Explain which measure of central tendency best describes the data. pages of
1. 7 answers
2. 2,798 views
Solve the quadratic equation 2x² - 4x + 1 = 0How many solutions are in the equation 3x² + 4x - 7 = 0
1. 2 answers
2. 992 views
How do I do these?
1. 6 answers
2. 406 views
Solve the quadratic equation 2x² - 4x + 1 = 0How many solutions are in the equation 3x² + 4x - 7 = 0
1. 2 answers
2. 1,340 views
Solve the quadratic equation 3x²=27Solve the quadratic equation 2x² - 4x + 1 = 0
1. 2 answers
2. 2,560 views
At Supermart an IPod that originally sold for 74.99 dollars was discounted 25 percent in April and then another 15 percent of
1. 1 answer
2. 542 views
25ml of sulfuric acid from a car battery was accurately diluted to 500ml. 25ml of the diluted solution was titrated with 0.206
1. 3 answers
2. 742 views
Find an equation of the line that is perpendicular to the line whose equation is 2x – 5y = 3 and passes through (-2, 7). Last
1. 3 answers
2. 579 views
Find an equation of the line that is perpendicular to the line whose equation is 2x – 5y = 3 and passes through (-2, 7).
1. 1 answer
2. 512 views
Write an equation of the line that is parallel to the equation 5x – 2y = 6, that passes through (4, -2).
1. 3 answers
2. 2,966 views
In the 2011 Canadian general election, 166 conservatives, 103 ndps, 34 liberals, 4 bloc quebecois, and 1 green were elected. If
1. 2 answers
2. 760 views
Mr.Macho ate 125 hot dogs over a five day period. Each day he ate seven more hot dogs than on the previous day. How many hot
1. 1 answer
2. 524 views
Mr.Macho ate 125 hot dogs over a five day period.Each day he ate seven more hot dogs than on the previous day. How many hot dogs
1. 1 answer
2. 576 views
Mr.Macho ate 125 hot dogs over a five day period.Each day he ate seven more hot dogs than on the previous day. How many hot dogs
1. 1 answer
2. 614 views
Use the slopes to determine if the line between the points (3, 5) and (-2, 7) is parallel, perpendicular or neither to a line
1. 1 answer
2. 688 views
Damien is 6 years older than Emma. In 9 years the sum of their ages will be 82. How old is Damien now?
1. 2 answers
2. 563 views
Okay, I'm really confused in general.My question says: "A solid piece of clear transparent material has an index of refraction
1. 1 answer
2. 2,919 views
An object is thrown straight up into the air at an initial vertical velocity of 32 feet per second from an initial height of 128
1. 1 answer
2. 1,282 views
How much of a solution that is 45% sulfuric acid needs to be mixed with a solution that is 90% sulfuric acid to produce 120
1. 1 answer
2. 1,082 views
Felicia makes 1/2 gallon of fruit punch. She pour an equal amount into 8 glasses. What fraction of the fruit punch in each glass
1. 5 answers
2. 1,868 views
the sum of two numbers is 20.one number is 3 time the other number . find the two numbers?
1. 1 answer
2. 356 views
If Mrs. Jacobsen wants to buy the item with the unit price , what item should she order and how many of that item should she
1. 7 answers
2. 2,707 views
Suppose an employee starts working after completing her MBA at age 30 at a starting salary of $50,000. She expects an annual
1. 0 answers
2. 543 views
How to find the transformations of these graphs of equations?1. y=(x+2)^2-3 2. y=3x^2-6 3. y=-2(x-4)^2+5 Please teach me..
1. 1 answer
2. 428 views
Two parallel straight wires are 1 meter apart. Each wire carries a current of 2 Amperes in the same direction. What is the
1. 1 answer
2. 619 views
What is the role of 1mile running?( like important things, teaching points ) I need to find for P.E. class.. Please introduce me
1. 1 answer
2. 461 views
Hundertwasserwho was born in December15, 1928 in Austria and died in February19, 2000. What do you think about characteristics
1. 1 answer
2. 381 views
If you suddenly lost everything, what would you miss most?
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2. 434 views
What is Conditioning coach and Conditioning activities..?
1. 1 answer
2. 412 views
Please bring something interesting to share with the class tomorrow.It can be anything that you have seen/heard/read recently in
1. 1 answer
2. 715 views
A 56 kg astronaut stands on a bathroom scale inside a rotating circular space station. The radius is 250 m and the bathroom
1. 1 answer
2. 2,855 views
A running circuit is to be constructed in the shape of a rectangle with two semicircles attached at the east and west ends of
1. 1 answer
2. 834 views
A printed page is to have 1 in. margin on all sides. The page should contain 80 sq. in. of type. What dimensions of the page
1. 1 answer
2. 1,113 views
A piece of lead at 100 degrees celsius has a mass of 500 grams. It is placed in a 200 grams of water at 20 degrees celsius that
1. 1 answer
2. 731 views
Solve the problem - How many three digit numbers do not contain a five? Show evidence of solving the problem in a systematic
1. 1 answer
2. 569 views
Solve the problem - How many three digit numbers do not contain a five? Show evidence of solving the problem in a systematic
1. 2 answers
2. 567 views
Week 1 42hours(including 4 hrs sick leave,6 hrs travel)Week2 46 hours(including 5 hrs travel) What percentage of the recorded
1. 1 answer
2. 642 views
How are interest rates and wages similar?A. Both rise due to inflation. B. both are types of prices. C. Both relate to the cost
1. 2 answers
2. 568 views
How are interest rates and wages similar?A. Both rise due to inflation. B. both are types of prices. C. Both relate to the cost
1. 6 answers
2. 587 views
How do you simplify this expression?5(x+10)+x 6x+50 is the answer?
1. 3 answers
2. 716 views
7x/8 = 21i am kind of confused on this
1. 3 answers
2. 824 views
How do you simplify this expression?-12 / 3 x (-8+(-4)^2 - 6) +2 I got -8+2. Is this right?
1. 3 answers
2. 420 views
The difference between 2 numbers is 14.When the greater number is divided by the lesser, the quotient is 2 and the remainder is
1. 1 answer
2. 491 views
**In the Figure KE is parallel to LF which is parallel to MG which is parallel to NH etc. Also DK: KL= 2:1DL:LM = 2:1 DM: MN=2:1
1. 0 answers
2. 616 views
An Equilateral Triangle Of Side 20cm Is Inscribed In A Circle.Calculate The Distance Of A Side Of The Triangle From the Centre
1. 2 answers
2. 943 views
a jar contains 26 fluid ounces of spaghetti sauce, how many cups of spaghetti sauce do 4 jars contain?
1. 1 answer
2. 696 views
A chemist reacted 0.05 moles of sodium with water to form 50cm3 of sodium hydroxide solution.Na + H2O -- NaOH + H2 (unbalanced)
1. 2 answers
2. 935 views
A 25 kg box is dragged across a floor by a rope that makes an angle of 60 degrees with the horizontal. The tension in the rope
1. 1 answer
2. 2,077 views
The large red equilateral triangle has sides of 8x units. The midpoints of the red triangle are joined to form the blue
1. 1 answer
2. 666 views
The large red equilateral triangle has sides of 8x units. The midpoints of the red triangle are joined to form the blue
1. 1 answer
2. 566 views
Construct the 2 x 3 matrix B=[b_ij] where b_ij= (-1)^i+j(i^2-2j)
1. 1 answer
2. 310 views
Express log z+ 2 log y - 3log x as a single logarithm.
1. 4 answers
2. 2,644 views
A circular pool 10m wide in diameter has a deck 2m wid around it. What is the area of the deck?
1. 2 answers
2. 844 views
An extremely loud noise awakens you; you emerge from sleep confused and do not remember the noise. You were most likely in which
1. 2 answers
2. 930 views
You testify as an expert witness in a case involving an accident in which car A slid into the rear of car B, whichwas stopped at
1. 2 answers
2. 999 views
Do the following points represent a point on the graph of y=x 4? (0.-4) (5,-1)
1. 5 answers
2. 610 views
the half life of a radioactive substance is one day. You have 100 grams. how much of the substance would be left after a week?
1. 1 answer
2. 1,016 views
How many grams of potassium nitrate (KNO3) are required to produce 536 g of potassium nitrite (KNO2) according to the equation
1. 4 answers
2. 612 views
A proportionate tax consumes a determinate apportionment of one’s monetary flow.
1. 1 answer
2. 843 views
If a 30g piece of ice at -5C is immersed in 125mL of water at 25C in an insulated container...A. Determine the final temperature
1. 1 answer
2. 580 views
A 1-kg ball in the air has an initial velocity vo = [ 20 ] i + [ -30 ] j m/s. It falls for a total time of 1 s. Assume that
1. 0 answers
2. 692 views
_______ is core to the notion of “life, liberty and the pursuit of happiness” in the Declaration of Independence. (Points :
1. 3 answers
2. 603 views
If Americans were said to have a positive liberty to work, then the government (Points : 1)may not prevent one from working. is
1. 4 answers
2. 639 views
Those who attended the Constitutional Convention believed that (Points : 1)England was an evil society. America had made a great
1. 1 answer
2. 449 views
Two rectangles are similar. If the height of the first rectangle is 3 inches, and the height if the second rectangle is 9
1. 1 answer
2. 1,420 views
A COMMITTEE OF 5 PEOPLE IS TO BE FORMED FROM 15 PARENTS AND 10 teachers. Find the probability that the committee will consist of
1. 2 answers
2. 1,716 views
Given a total profit of p(x) = 1.4x-0.02x^2-20 let x represent a number of days and find profit achieved and when that profit is
1. 1 answer
2. 500 views
Abby has 18 blue socks and 4 white socks. How many socks does she need to pull out in order to have a matching pair of socks?
1. 1 answer
2. 509 views
a procedure in REGRESSION NALYSIS WHERE PREDICTOR OR INDEPENDENT VARIABLES ARE CODED AS 1 OR 0 (REPRESENTING CATEGORIES) AND CAN
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2. 565 views
x + my =d
1. 2 answers
2. 763 views
Why does the equation Co(H2O)6 + 4Cl <------> CoCl4 + 6H2O shift left when cooled?
1. 1 answer
2. 1,688 views
Let the line l0 be defined by x = 1−t, y = 2+3t, z = 1−2t. Determine whethereach given line intersects l0. If it does, give
1. 0 answers
2. 431 views
Suppose a student adds 25.00 mL of 1.025 M HCl to a 1.50 g antacid tablet. The student boils and then titrates the resulting
1. 1 answer
2. 666 views
If a tablet contains 129 mg of Mg(OH)2 and 505 mg of CaCO3, how many moles of HCl would theoretically be neutralized?
1. 1 answer
2. 647 views
You titrate a 10.0 mL sample of phosphoric acid with a 1.65 M solution of the base potassium hydroxide. It takes 7.55 mL to
1. 2 answers
2. 503 views
A 10 mL sample of 1.5 M Potassium Phosphate is placed in a 100 mL volumetric flask and diluted to the mark. What is the Molar
1. 1 answer
2. 456 views
A slide is 5 inches high. it is placed 5.5 inches from the convex lens of a porjection lantern. The image is cast upon a screen
1. 1 answer
2. 1,131 views
Sidewalk of uniform width has area of 180 ft squared and is surrounded ny a flower bed that 11 ft wide and 13 ft long. Find the
1. 2 answers
2. 750 views
During the demographic transition of the eighteenth century, humankind led advances in mortlity and economy, leading to a
1. 0 answers
2. 485 views
There is a disparity between theory and direct observation. Because theories are based on observations, how are these theories
1. 0 answers
2. 680 views
A sample of chlorine gas is collected by water displacement at 23C. If the atmospheric pressure is 751 torr, what is the partial
1. 1 answer
2. 1,246 views
Option 1: Article ReviewChoose one newspaper editorial and one magazine article from the lists provided by your instructor and
1. 3 answers
2. 534 views
Denise's cell phone plan is $29.95 per month plus $.10 per minute for each minute over 300 minutes of call time. Denise's cell
1. 1 answer
2. 4,875 views
There are18 boys and 20 girls in a class. What is the ratio of girls to boys?
1. 1 answer
2. 999 views
How do i get the perfect square of:3x^2+7x=-9
1. 1 answer
2. 359 views
If you have 43 marbles. You divide them equally among some sacks. How many sacks must you use to get fewer than 8that marbles in
1. 1 answer
2. 1,069 views
If you have 43 marbles. You divide them equally among some sacks. How many sacks must you use to get fewer than 8that marbles in
1. 1 answer
2. 526 views
NaOH + HCl -> NaCl + H2OWhat is the molarity of a NaOH solution that required 31.6mL to neutralize 25.0mL of a 0.145 M HCl
1. 1 answer
2. 1,523 views
12.00 liters of oxygen gas is under a pressure of 20 mm Hg. If the volume of this gas is decreased to 2.00 liters at constant
1. 1 answer
2. 483 views
12.00 liters of oxygen gas is under a pressure of 20 mm Hg. If the volume of this gas is decreased to 2.00 liters at constant
1. 1 answer
2. 508 views
Reaction: Na2CO3 + 2 HCl -> 2 NaCl + CO2 + H2oHow many grams of NaCl can be produced from the reaction of 1.35g of Na2CO3 with
1. 1 answer
2. 2,433 views

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