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Marisol

Questions (50)

Compre Science: QUICK CHECK.What did scientists observe in the Ocean floor which indicates that the Pacific Ocean is becoming
1. 1 answer
2. 110 views
Compre Science:COULD MESOSAURUS SWIM ACROSS AN OCEAN? QUICK CHECK. Which continents have coastlines and mountain ranges that
1. 1 answer
2. 193 views
COULD MESOSAURUS SWIM ACROSS AN OCEAN? QUICK CHECK.Which continents have coastlines and mountain ranges that match up? 1. Africa
1. 1 answer
2. 292 views
COULD MESOSAURUS SWIM ACROSS AN OCEAN? QUICK CHECKWhat was unknown to scientists during Wegener's time? 1. Fossils were found in
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2. 208 views
Identify Main idea: How did Socrates change how teachers and students interacted?
1. 1 answer
2. 108 views
Analyze Images in 339 BCE, Socrates was sentenced to dead for teaching his beliefs to his students. In this painting, he takes
1. 1 answer
2. 127 views
In the image, Greek philosopher exchange ideas and share their teachings. List several reasons why education is important to a
1. 1 answer
2. 131 views
A number divided by five is 123. What is the number?
1. 1 answer
2. 188 views
The length of a rectangle is 8 meters less than 5 times its width. if the perimeter of the rectangle is at most 104 meters, find
1. 2 answers
2. 1,768 views
5. Suppose a manufacturer of computer chips is experiencing an average of 2% defective chips.(a) If a lot contains 1000 chips,
1. 1 answer
2. 580 views
How do you use Treachery in a compound sentence using independent clauses.
1. 1 answer
2. 441 views
Three characteristics of friction force and surface type.Three characteristics of friction force and mass. Three characteristics
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2. 487 views
List:Three characteristics of friction force and surface type. Three characteristics of friction force and mass. Three
1. 0 answers
2. 445 views
okay so the equation is -4.9t^2 - 39.2t + 1.6If the rockets explode at the highest point (which max height is 80 meters) One of
1. 1 answer
2. 562 views
okay so the equation is -4.9t^2 - 39.2t + 1.6If the rockets explode at the highest point (which max height is 80 meters) One of
1. 0 answers
2. 602 views
A ball has a 75% rebound ratio. When you drop it from a height of 16 ft, it bounces and bounces...When it strikes the ground for
1. 1 answer
2. 2,176 views
Find a parametric description for the ellipse having the focus F=(0,-4), corresponding directrix y=3, and eccentricity e=3/4.
1. 0 answers
2. 558 views
Given the plane 2x-3y+7z=4, find the equation for the line perpendicular to the plane that intersects the plane at the point
1. 1 answer
2. 558 views
Hurricanes can involve winds in excess of 120 km/h at the outer edge.Make a crude estimate of the energy of such a hurricane,
1. 1 answer
2. 699 views
B is in the interior of <AOC. C is in the interior of <BOD. D is in the interior of <COE. m<AOE=162, m<COE=68, and
1. 4 answers
2. 786 views
Where can I find information concerning the vaccines required for children going to private schools? I found the requirements
1. 7 answers
2. 658 views
How does physics apply in a homemade glass xylophone? [8 glasses of same size filled with water at different levels for pitch,
1. 1 answer
2. 427 views
I keep getting an answer with an exponent and i am not sure what i have done wrong here. Any help is appreciated.To save for his
1. 3 answers
2. 606 views
I could only get the first part of this question. Can someone help me with the second part?You borrow $7000 from a bank for 3
1. 1 answer
2. 542 views
Could someone please check my answer?Thanks You lend Joanne $62,000. You charge an interest rate of 18% compounded weekly.
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2. 469 views
Is this the balanced chemical equation for reaction between NaBr and H2SO4?H2SO4 + NaBr ---> HBr + NaHSO4
1. 1 answer
2. 1,507 views
A 1.0-kg ball on the end of a string is whirled at a constant speed of 2.0 m/s in a horizontal circle of radius 1.5 m. What is
1. 5 answers
2. 8,910 views
A projectile is launched with 200kg m/s of momentum and 1000 J of kinetic energy. What is the mass of the projectile.The answer
1. 1 answer
2. 2,232 views
I posted something concerning this question earlier.. and thank you for checking and letting me know of my mistake.I said that
1. 2 answers
2. 580 views
The muzzle velocity of a ball bearing was calculated through an experiment (1.22m/s). A student then wants to verify that the
1. 1 answer
2. 1,220 views
Do the exact calculation:7182 x 2123= ________ Approximate to the nearest hundred _____x_____=__________ Difference between
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2. 504 views
Consider the equation A <-> in a 1L container. At 7.57C, the molar concentrations of A and B are 7.228M and 1.976
1. 0 answers
2. 534 views
This is also from the lab concerning activity serious of metals and calculation of electrode portentions...Question: What are
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2. 560 views
This is a lab concerning activity serious of metals and calculation of electrode portentions...Complete the following: if there
1. 0 answers
2. 826 views
Given E° (Al3+|Al) = -1.66V and E° (Ag+|Ag) = .80V, calculate the overall cell potential when the two half-cells are
1. 0 answers
2. 1,061 views
Write the equation for dissocation of acetic acid in water:My Answer: CH2COOH + H2O <=> H3O+ + CH3COO- Equation for hydrolysis
1. 0 answers
2. 954 views
Which cell in the human body doesn't carry chromosomes?thx much. :) matured red blood cells do not have a nucleus in humans (and
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2. 508 views
I am doing a lab concerning pH...Why is it necessary to allow a mixture of 25mL of a 0.1M HCl solution with 20mL of a 0.08M NaOH
1. 0 answers
2. 707 views
I am a little confused regarding a question I posted yesterday ("Chem" Tuesday, March 6, 2007 at 9:29pm)I understand the answer
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2. 606 views
Calculate the pH of a solution composed of 155mL of 0.1 M acetic acid and 45 g of sodium acetate. The pKa of acetic acid is
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2. 502 views
This is concerning Le Chatelier's Principle and Equilbrium...After I give a definition of what it means when it is said that
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2. 670 views
The endosymbiont hypothesis offers an explanation for how eukaryptoc cells could have obtained mitochondria and chloroplasts
1. 1 answer
2. 5,367 views
Ammonium bromide is a crystalline solid that decomposes endothermically when heated. The reaction isNH4Br(s) <===> NH3(g) +
1. 0 answers
2. 2,215 views
First off, thanks for the help on the other problems...For the reaction, A(g) + 2 B(g) <==> 2 C(g), Kc = 1 x 10-10 at 25°C.
1. 0 answers
2. 694 views
Which one has an optical isomer?butryic acid t-butanol 2-bromo-2-methylbutane 2-amino-2-methyl-butal-1-ol I know it's not
1. 0 answers
2. 639 views
Consider the following gas phase reaction: 3A(g)+ 2B(g) <==> 1C(g)+4D(g). At 181.1C, Kp=270.91. Calculate Kc under these
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2. 528 views
There are two ways in which you can obtain results from a completed graph. One is by interpolation and the other is by
1. 0 answers
2. 678 views
Consider the reaction A ==> B. If the reaction is first-order in A with the initial concentration A being 6.048M, what is the
1. 0 answers
2. 584 views
if you travel westward along the 80th parallel north of the equator from the international Date line to 150 degrees East
1. 0 answers
2. 1,156 views
In my class we're doing abbreviations, and I'm entirely stuck on this one. The abbreviation is NAmlnd. I'm guessing the first
1. 0 answers
2. 488 views

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