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Cassie

Questions (828)

On the scale drawing of a floor plan 2 inches= 5 ft. A room is 7 inches long on the scale drawing. Find the actual length of the
1. 1 answer
2. 2,355 views
Why isn't there a solar eclipse and a lunar eclipse each month???????Compare the size of high and low tides in a spring tide and
1. 1 answer
2. 733 views
The length of a side of a square is 3x+2 . What is the area of this square in terms of x ?
1. 3 answers
2. 2,549 views
30 percent of the members of a health club are joggers. 55 percent of the joggers are female, and 60 percent of the non-joggers
1. 0 answers
2. 514 views
Suppose the moon were closer to Earth. How would the force of gravity between Earth and the moon be different?
1. 1 answer
2. 791 views
How would earth move if the sun including its gravity suddenly disappeared? Explain your answer.
1. 2 answers
2. 553 views
30 percent of the members of a health club are joggers. 55 percent of the joggers are female, and 60 percent of the non-joggers
1. 0 answers
2. 1,196 views
What is a prepositional phrase?
1. 1 answer
2. 380 views
State the slope and y intercept for the graph of each equation. y=x+2
1. 4 answers
2. 1,623 views
CHondra made a $65 withdrawl from her savings account which now has a balance less than $500.Write an inequality
1. 1 answer
2. 544 views
Solve each equation:9n-3= 7(n+3)+2n I got -24 .....is that right?
1. 1 answer
2. 414 views
Find the dimensions of the rectangle.The perimeter is given.Rectangle: P= 210 ft. w;side of rec. 2w=15;bottom of rectangle Help!
1. 1 answer
2. 856 views
A community has just built a street across a strike slip fault that has frequent earthquakes. How will movement along the fault
1. 0 answers
2. 947 views
5(2c+7)=80Dis.Property Use Dis. Property Combine like terms Solve using inverse operations
1. 1 answer
2. 906 views
Solving Equations with Grouping Symbols:3(g-3)=6 Please explain how to do this Rules: Use Distributive Property Combine like
1. 5 answers
2. 649 views
Express 37 1/2 percent as a fraction in simplest form.
1. 4 answers
2. 2,493 views
A gymnast is 4 5/12 tall.Which decimal is equivalent to 4 5/12?A. 4.416 B. 4.416 ( 6 is repeating) C. 4.512 D. 4.512 ( 2 is
1. 3 answers
2. 899 views
Estimate the value of the square root of 2 plus pie to the nearest hundredth.
1. 2 answers
2. 571 views
What fraction would you use to find66 2/3 of 72 mentally?
1. 2 answers
2. 759 views
Express 5 quarts to 5 gallons as a fraction in simplest form.
1. 5 answers
2. 4,456 views
7) The dumping of large amounts of raw sewage into rivers or lakes typically leads to massive fish kills, although sewage itself
1. 0 answers
2. 1,195 views
6) In detective novels, “the odor of bitter almonds” is the tell-tale clue to murder by cyanide poisoning. Cyanide works by
1. 0 answers
2. 589 views
3) How many carbon dioxide molecules are liberated after each cycle of the Krebs cycle? For a single glucose how many carbon
1. 0 answers
2. 508 views
2) Why can it be said that each glucose molecule runs the Krebs cycle twice?
1. 0 answers
2. 426 views
4) Explain why organisms do not violate the second law of thermodynamics?
1. 2 answers
2. 441 views
If a sample of pure hydrogen gas is ignited very carefully, the hydrogen burns gently, combining with the oxygen gas of the air
1. 3 answers
2. 6,913 views
Runner A is initially 7.0 km west of a flagpole and is running with a constant velocity of 6.5 km/h due east. Runner B is
1. 2 answers
2. 1,050 views
Two Diamonds begin a free fall from rest from the same height, 1.0 s apart. How long after the first diamond begins to fall will
1. 1 answer
2. 1,162 views
The population, P (in thousands), of a town can be modeled by P= 2|t-6|+4, where t=0 represents 1990. During which two years
1. 4 answers
2. 3,324 views
The population, P (in thousands), of a town can be modeled by P= 2|t-6|+4, where t=0 represents 1990. During which two years
1. 1 answer
2. 800 views
Was Osvaldo Dragún the author of "Historia del hombre que se convirtió en perro" a Peronist or was he against Peron?
1. 3 answers
2. 728 views
Ok so I'm trying to analyze the essay De la educación moral by Gabino Barreda but I'm stuck on these two paragraphs. Thus far
1. 5 answers
2. 1,355 views
Ok one more question about Historia del hombre que se convirtió en perro.I was informed today that for my presentations I also
1. 2 answers
2. 551 views
Ok so because I received a ridiculous response with a link to someone's class syllabi I've decided to re-post my question....Ok
1. 1 answer
2. 443 views
Ok so I understand that Historia del hombre que se convirtio en perro relates to existensialism and the politicla in Argentina.
1. 2 answers
2. 595 views
for my advanced spanish lit course I'm reading and presenting on the play "Historia del hombre que se covirtió en perro" by
1. 4 answers
2. 870 views
Using MO theory (but w.o drawing a MO diagram) predict whether HHe or HHe+ would be more stable.I believe HHe+ would be more
1. 3 answers
2. 598 views
Using MO theory (but w.o drawing a MO diagram) predict whether HHe or HHe+ would be more stable.I believe HHe+ would be more
1. 0 answers
2. 391 views
Does SF5 exhibit hypervalency?I believe yes as it has an extended octet...please confirm this for me, thanks for your help!
1. 1 answer
2. 1,088 views
Lithium iodide has a lattice energy of -7.3x10^2kj.mol and heat of hydration of -793kj.mol. Find the heat of solution for
1. 1 answer
2. 1,740 views
Describe the relationship between a conditional, its converse, its inverse, and its contraposition.
1. 1 answer
2. 607 views
On a very short quiz, there is one multiple choice question with 5 possible choices (a, b, c, d, e) and one true or false
1. 2 answers
2. 1,867 views
A 50.0- piece of ice at 0.0 is added to a sample of water at 8.0. All of the ice melts and the temperature of the water
1. 1 answer
2. 2,568 views
if the mass of a copper wire before an experiment wieghed 2.82 grams then after it wieghed 2.57 grams. what is the mass of
1. 1 answer
2. 434 views
iron metal & oxygen combine to form magnetic oxide of iron, Fe3O4. How many mols of iron can be converted to magnetic by 8.80
1. 2 answers
2. 4,843 views
If a bus starts at the top of a hill with 15,000J of total energy, how much total energy does it have when it gets to the
1. 1 answer
2. 377 views
The Department of Management Science at Tech has sampled 250 of its majors and compiled the following frequency distribution of
1. 1 answer
2. 1,321 views
When 72 g of a metal a t 97.0°C is added to 100 g of water at 25.0°C the final temperature isfound to be 29.1°C. What is the
1. 0 answers
2. 1,056 views
a. Find the exact value ofsin (theta - pi/6) b. Find the exact value of cos (theta - pi/4) c. For what numbers x, -2pi less than
1. 1 answer
2. 1,581 views
The pH of a weak monoprotic acid, HA, is 4.55. It took 39.22 ml of 0.2334 M NaOH to titrate 25.00 ml of the acid.a. Write an
1. 1 answer
2. 1,133 views
44.70 ml of 0.100 M NaOH are required to completely neutralize 50.00 ml of a weak monoprotic acid, HA. When 34.43 ml of NaOH are
1. 2 answers
2. 1,032 views
What is the percent ionization for each of the following acids?a. 0.022 M HClO2 solution of pH= 3.88 Answer obtained: .60% pH =
1. 2 answers
2. 2,415 views
a. What is the theoretical [H+] of 0.00030 M HCl? Answer: 0.00030b. The above 0.00030 M HCl solution was prepared in the lab by
1. 1 answer
2. 1,248 views
What is the pH of a 0.0344 M KOH solution?
1. 2 answers
2. 1,365 views
H2C2O4 * 2H2O (s) is a primary standard substance. 2.3688 grams of oxalic acid dihydrate were completely neutralized by 42.56
1. 2 answers
2. 950 views
Why is it important to keep the NaOH solution (being used during titration) stoppered at all times when it is not in use? And
1. 1 answer
2. 3,618 views
A student titrated a solution containing 3.7066 grams of an unknown triprotic acid to the end point using 28.94 milliliters of
1. 2 answers
2. 1,843 views
If a thermometer is miscalibrated to read 1.0 degrees Celsius higher than the actual temperature over its entire scale, will the
1. 2 answers
2. 1,513 views
If the cyclohexane is initially contaminated with a soluble non-reactive, non-volatile substance, will the change in freezing
1. 1 answer
2. 2,035 views
Explain why the freezing point of a pure solvent is constant, whereas the freezing point of a solution decreases with steady
1. 1 answer
2. 3,800 views
3.92g of a nondissociating compound are dissolved in 400.g of liquid benzene. The freezing point of the solution is 5.19 degrees
1. 7 answers
2. 2,648 views
5.00kg glycol, C2H4(OH)2, [this is anti-freeze!] is added to your radiator. If your radiator contains 12.0kg of water, what
1. 2 answers
2. 2,423 views
At 22.0 degrees Celsius , a student collects H2 gas in a gas collecting tube. The barometric pressure is 755.2mm Hg and the
1. 1 answer
2. 809 views
A piston, A, has a diameter of .87 cm. A second piston, B, has a diameter of 5.6 cm. Determine the Force "F" necessary to
1. 1 answer
2. 492 views
¿A quién le ofrece frutas Roberto? (a su familia)roberto se las ofrece a su familia ¿Quién te llevó los entremeses? (mis
1. 1 answer
2. 1,435 views
Can any one help me with those 4?Double object pronouns Modelo: ¿Quién te compró esos zapatos? (mi tío) Mi tío me los
1. 3 answers
2. 1,490 views
Ricardo y Tomás sonlos menos aburre (the least boring) de la fiesta. Mi profesor de biología es (the oldest) de la
1. 2 answers
2. 1,475 views
objeto indirectoModelo ¿Puedes traerme tu plato? No, no te lo puedo traer. ¿Quieres mostrarle la carta? Sí, voy a mostrár la
1. 1 answer
2. 1,662 views
Rearrage the following equation to make sence, Q=CWxMxT
1. 0 answers
2. 370 views
How many of the following are true concerning balanced chemical equations?I. The number of molecules is conserved. II. The
1. 1 answer
2. 2,480 views
Explain why different ozone depleting substances differ in terms of the length of time that elapses between their emission to
1. 1 answer
2. 386 views
the atmospheric concentration of co2 in the preindustrial atmosphere was 280 ppm. Later this century, we may reach double that
1. 0 answers
2. 425 views
Hydrogen gas has been suggested as a clean fuel because it produces only water vapor when it burns. If the reaction has a 95.4%
1. 0 answers
2. 741 views
Maxine is studying about electrolytes in her chemistry class. The teacher asks her to test 4 different solutions to determine
1. 1 answer
2. 523 views
Calculate the moles of Cl atoms in 0.0565g of C2H4CL2i got 6.87 x 10^20 mol Cl atoms <-- is that right?
1. 1 answer
2. 430 views
Rewrite each sentence, changing the positive words to negative ones.1. Leyó algunos libros de Vargas Llosa el año pasado. 2.
1. 1 answer
2. 3,111 views
What is the resistance of 6.2mi of copper wire with a diameter of 0.57mm ?The answer is suppose to be in Kohm for the resistance
1. 1 answer
2. 503 views
A point charge with charge q1 is held stationary at the origin. A second point charge with charge moves from the point (x1,0) to
1. 2 answers
2. 5,197 views
A point charge of -7.9 microcoulomb is at the origin.What is the electric potential at (3.0, - 3.0)?
1. 1 answer
2. 654 views
A point charge with charge Q1 is held stationary at the origin. A second point charge with charge moves from the point (x1, 0)
1. 1 answer
2. 869 views
How far must the point charges = 7.20 and = -25.0 be separated for the electric potential energy of the system to be -130 ?
1. 2 answers
2. 926 views
When two identical ions are separated by a distance of 4.0×10^−10 , the electrostatic force each exerts on the other is
1. 0 answers
2. 596 views
When two identical ions are separated by a distance of 4.0×10^−10 , the electrostatic force each exerts on the other is
1. 0 answers
2. 644 views
A uniform electric field of magnitude 3.00×10^4 N/C makes an angle of 37 degrees with a plane surface of area 1.40×10^−2
1. 0 answers
2. 604 views
A +5.0-uC charge experiences a 0.48-N force in the positive y direction.If this charge is replaced with a -2.7-uC charge, find
1. 1 answer
2. 2,276 views
When two identical ions are separated by a distance of 4.0×10^−10 , the electrostatic force each exerts on the other is
1. 0 answers
2. 549 views
Consider the three electric charges, A, B, and C, shown in the figure.A-----------B-----------C -q +q +q The Distance between is
1. 0 answers
2. 1,407 views
what are some examples of law of multiple proportion
1. 1 answer
2. 412 views
what voule of 12M hydrochloric acid must be diluted with distilled water to prepare 5.0L of 0.10M HCl?
1. 2 answers
2. 1,108 views
An automobile of mass 1200kg accelerates from rest to a speed of 20.0m/s in 12.0 seconds. What is the magnitude of the net force
1. 1 answer
2. 498 views
1. Which of the following is not a tissue type?A. Epithelial tissue B. Connective tissue C. Plasma tissue (my answer) D. Nerve
1. 4 answers
2. 3,260 views
A bullet leaves a rifle with a muzzle velocity of 521 m/s. While accelerating through the barrel of the rifle, the bullet moves
1. 3 answers
2. 4,761 views
Explain how adding or removing energy affects particles motion?
1. 1 answer
2. 374 views
If 22 g of water is heated so that the water temperature rises from 18.1°C to 21.5°C, how many calories have been absorbed by
1. 2 answers
2. 559 views
Which statement is not a benefit of increased development?1) improved access to health care 2) increased wealth 3) more even
1. 2 answers
2. 800 views
What impact did the dissolution of the Union of Soviet Socialist Republics have?A) affected nations throughout the world B)
1. 2 answers
2. 808 views
How do command economies and market economies affect a worker's life?
1. 7 answers
2. 2,894 views
the diagonal of a square is 32 meters. What is the area of the square?
1. 1 answer
2. 538 views
A rectangular closet has a perimeter of about 20 feet and a width of about 3 feet. Find the diagonal.
1. 3 answers
2. 625 views
I need help identifying the meter of each song (which I am having a hard time identifying them) below as Duple, Triple,
1. 0 answers
2. 572 views

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