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Ariana

Questions (191)

What are the steps in how to divide fractions?Give an example!
1. 1 answer
2. 493 views
At 2000°C the equilibrium constant for the reaction is Kc = 2.4 ✕ 103.2 NO(g) equilibrium reaction arrow N2(g) + O2(g) If
1. 1 answer
2. 922 views
More About Complex Numberssqu. root 5+i/squ. root 5-i I don't know if you understand this equation, but could you help me.
1. 1 answer
2. 386 views
How does the first amendment protect free expression?
1. 6 answers
2. 653 views
Directions:Write the absolute value statement and the negative or positive number for the situation. The problem is in the
1. 0 answers
2. 549 views
How is -8 5/7, -8 3/10, and 6 1/4 written in decimal.
1. 3 answers
2. 1,513 views
When maximum power is transferred to an external resistor R by a battery of emf E and internal resistance r, the ratio of r/R
1. 1 answer
2. 483 views
Three particles X, Y, and Z of masses 2 kg, 5 kg, and 4 kg respectively are arranged in order along a straight line. Y is 5.0 m
1. 1 answer
2. 535 views
In the other 6 groups there are 21 students in each of the 6 groups.*Does this sentence make sense.
1. 2 answers
2. 589 views
10. Estimate 30% of the student population. You must show all of your work and provide an explanation.*There are 850 students.
1. 5 answers
2. 463 views
What does the word benchmark percent means?
1. 1 answer
2. 507 views
write an equation to solve each problemBriana and her sister Molly want to buy the same model bicycle. Briana needs $73 more
1. 1 answer
2. 849 views
What percent o the student population are girls?Please show work!
1. 4 answers
2. 438 views
When either chlorine or hydrogen chloride is passed over a heated metal M, the same chloride is produced. An aqueous solution of
1. 1 answer
2. 736 views
On addition of aqueous sodium hydroxide to an aqueous solution of salt R, a white precipitate is obtained, soluble in an excess
1. 0 answers
2. 665 views
A piece of wire of resistance, R and uniform cross sectional area, A is cut into four equal parts and bundled together to form a
1. 2 answers
2. 687 views
Two sources of equal amplitude undergo interference the energy at maxima is four times that due to either source is this a
1. 0 answers
2. 492 views
A driver leaves his car without applying the hand brakes on a road inclined at an angle of 25 degrees. The car starts to roll
1. 0 answers
2. 790 views
Cyanohydrins can be made from carbonyl compounds by generating CN- ions from HCN in the presence of a weak base.In a similar
1. 0 answers
2. 592 views
The presence of 11-cis retinal, C20H28O, in cells in the eye is important for vision.The structure of retinal includes an
1. 3 answers
2. 3,164 views
A car burning lead-free fuel has a catalytic converter fitted to its exhaust. On analysis its exhaustgases are shown to contain
1. 2 answers
2. 2,424 views
Which pair of reagents will take part in a redox reaction?A CH3CH2OH + concentrated H2SO4 B CH3CHO + Tollens’ reagent C
1. 1 answer
2. 2,867 views
Which reaction of ammonia does not involve the non-bonding pair of electrons on the nitrogen atom?A NH3(g) + CH3I(g) → CH3NH
1. 2 answers
2. 3,757 views
Which process could be used to calculate the bond energy for the covalent bond X-Y by dividingits ∆H by n? A XYn(g) → X(g) +
1. 1 answer
2. 3,309 views
The presence of 11-cis retinal, C20H28O, in cells in the eye is important for vision.The structure of retinal includes an
1. 0 answers
2. 590 views
Cyanohydrins can be made from carbonyl compounds by generating CN– ions from HCN in thepresence of a weak base. In a similar
1. 0 answers
2. 724 views
Cyanohydrins can be made from carbonyl compounds by generating CN- ions from HCN in the presence of a weak base.In a similar
1. 0 answers
2. 782 views
Cyanohydrins can be made from carbonyl compounds by generating CN- ions from HCN in the presence of a weak base.In a similar
1. 1 answer
2. 2,094 views
The presence of 11-cis retinal, C20H28O, in cells in the eye is important for vision.The structure of retinal includes an
1. 1 answer
2. 673 views
Explain why the sum of the masses of the uranium nucleus and of the neutron does not equal the total mass of the products of the
1. 1 answer
2. 654 views
The Fly wheel has a small magnet of mass M mounted on it. Each time the magnet passes the coil, a voltage pulse is generated ,
1. 0 answers
2. 742 views
The relative molecular mass of a molecule of chlorine is 72.Which properties of the atoms in this molecule are the same? 1
1. 3 answers
2. 4,520 views
Cyanohydrins can be made from carbonyl compounds by generating CN– ions from HCN in thepresence of a weak base. In a similar
1. 1 answer
2. 1,360 views
which ions are present in a solution of ethanol in an excess of concentrated sulphuric acid?1 CH3CH2O- 2 CH3CH2OH2 3 HSO4-
1. 1 answer
2. 838 views
Full question: An alcohol of molecular formula C4H10O2 contains two OH groups and has an unbranched carbon atom chain.On
1. 1 answer
2. 1,106 views
A container is in the shape of a right circular cone (inverted) with both height and diameter 2 meters. It is being filled with
1. 4 answers
2. 1,348 views
The students in your class with three children in their families are asked to state the number of boys in the family. What are
1. 1 answer
2. 570 views
An astronaut of mass m in a spacecraft experiences a gravitational force F=mg when stationary on the launchpad.What is the
1. 3 answers
2. 10,806 views
Find the sum of all multiples of 5 between 100 and 300 inclusive.Ans: 8200 I do not know how to do this. Really do appreciate
1. 2 answers
2. 13,026 views
The registration numbers of vehicles in a certain country use digits 1-999. If a visitor has just entered the country. What is
1. 3 answers
2. 897 views
A person is initially 8 m from a point sound source which emits energy uniformly in all direction at a constant rate. If the
1. 4 answers
2. 2,039 views
Two blocks A and B are connected by a light in extensible cord passing over a frictionless pulley. Block A starts from rest and
1. 1 answer
2. 892 views
All square and all rectangles are equilateral?
1. 1 answer
2. 463 views
Still don't think this is right.Mortgage is for $300,000 for 30 years, Fixed interest rate = 7% per year. Annual payments =
1. 1 answer
2. 614 views
Mortgage is for $300,000 for 30 years, Fixed interest rate = 7% per year.Annual payments = $23,500 At end of 30 years, must make
1. 3 answers
2. 601 views
The temperature at 6 a.m was 3° f. At noon it was it was 10° f. What was the change in the temperature ?
1. 1 answer
2. 1,157 views
I have a diagram in which AB is a vertical cliff. BC is a vertical building 80m in height. P is a point on level ground 200m
1. 2 answers
2. 669 views
DVD cases are 9/16" wide. If Juan has 60 DVDs, how many will fit on a 2 1/2 feet long shelf?
1. 7 answers
2. 3,558 views
"Dressing up for the Carnival" by Carol ShieldsComment on the title of the story. What is "the carnival"?
1. 2 answers
2. 607 views
a 27 feet tall ladder is placed so that it reaches 25 feet up on the wall of the house. How far is the base of the ladder from
1. 2 answers
2. 560 views
round to the nearest tenth. a rectangular plot of land is 80 meters wide and 98 meters long. Find the length of the diagonal and
1. 1 answer
2. 705 views
You will be designing a park your park must contain the following a rectangle 100yds x 120yds . A picnic n playground area must
1. 1 answer
2. 524 views
Dr. Michael Lewis bought a bike that cost $455 plus 7 1/2 percent sales tax. Find the final cost
1. 1 answer
2. 515 views
Jessica wants to seed her backyard with grass seed. Her yard is 120 fet long and 90 feet wide. If Jessica buys bags of seeds
1. 2 answers
2. 993 views
A 4.1 kg bundle starts up a 31° incline with 148 J of kinetic energy. How far will it slide up the incline if the coefficient
1. 1 answer
2. 1,232 views
You drop a 1.60 kg book to a friend who stands on the ground at distance D = 12.0 m below. If your friend's outstretched hands
1. 2 answers
2. 1,829 views
A uniform ladder of length L and mass m leans against a frictionless vertical wall, making an angle of 56° with the horizontal.
1. 2 answers
2. 2,213 views
Write a short paragraph that traces the rise of Japan from an isolated society to a major industrial and imperial power.I'm good
1. 5 answers
2. 835 views
If 0.500 mol NaN3 react, what mass in grams of nitrogen would result?
1. 1 answer
2. 1,718 views
1. Describe the roles and responsibilities of management and independent auditors in the financial reporting process2. Define
1. 0 answers
2. 780 views
The boiling points of the following compounds increase in the order in which they are listed below:CH4 < H2S < NH3 Discuss the
1. 0 answers
2. 831 views
If you were given 0.021 milligrams of the compound,H3PO4, what would the mass of H in the sample be?
1. 0 answers
2. 370 views
Write an equation of the line satisfying the given conditionsParallel to the line y=-4x+3 and a y intercept of -5 Please help I
1. 1 answer
2. 679 views
Why do you think water is often called the universal solvent and what makes it such a good solvent?
1. 1 answer
2. 1,144 views
Why are the published values of the boiling points of substances always taken at 1 atm?
1. 1 answer
2. 1,215 views
Why are the published values of the boiling points of substances always taken at 1 atm?
1. 1 answer
2. 725 views
(True or False) Wax is nonpolar, yet it exists as a solid at room temperature. Its solidity is best explained by the presence of
1. 3 answers
2. 2,728 views
What type of intermolecular forces would you expect to find between molecules of H2O? of BrCl? of hexane (C6H14)?
1. 2 answers
2. 6,840 views
How are the three types of intermolecular forces similar? How are they different?
1. 1 answer
2. 1,423 views
The U.S. cigarette industry has negotiated with Congress and government agencies to settle liability claims against it. Under
1. 2 answers
2. 599 views
A New Hampshire resort offers year-round activities: in winter, skiing and other cold-weather activities; and in summer, golf,
1. 3 answers
2. 741 views
As vice president of sales for a rapidly growing company, you are grappling with the question of expanding the size of your
1. 0 answers
2. 676 views
How are mm Hg, torr, psi, atm, and Pa related to each other mathematically?
1. 1 answer
2. 990 views
How are mm Hg, torr, psi, atm, and Pa related to each other mathematically?
1. 1 answer
2. 568 views
Why is carbon dioxide gas that carbonates fountain drinks stored in sturdy canisters?
1. 1 answer
2. 604 views
Leah liked to balance objects she found around the house using the science kit she got for Christmas. She found that 3 identical
1. 5 answers
2. 680 views
reasons/causes why there was a fight for the holy land christians vs muslims.
1. 2 answers
2. 464 views
evaluate: 30/5x3-2--------- 2-2/3 ( /= divided by) is the correct answer 16/-4?
1. 0 answers
2. 448 views
Alice has five shirts and three ties. How many possible outfits consisting of one shirt and one tie does he have?
1. 2 answers
2. 710 views
What is Anne franks legacy?
1. 2 answers
2. 756 views
Could you see if these paragraphs need any corrections?Bonjour, Classe! Le nom de ma planète c’est asteroїde S-12. Sur ma
1. 6 answers
2. 583 views
I can't figure this out. The questions are1. A 25 letter word for a endoplasmic reticulum connected to the ribosomes. 2. 14
1. 4 answers
2. 753 views
I can't figure this out. The questions are1. A 25 letter word for a endoplasmic reticulum connected to the ribosomes. 2. 14
1. 0 answers
2. 1,401 views
I'm doing mapping and I need to put Bogota, Rio De Janeiro, and Buenos Aires on a map of the western hemisphere. I know if
1. 4 answers
2. 587 views
What's 9/10 of 10/7? I don't know how to divide 10/7. I know 10/7 = 1 3/10, but I cant divide it.
1. 1 answer
2. 389 views
What are the checks and balances? (In our government)
1. 2 answers
2. 552 views
What are four ways that congress can check the power of the president?
1. 2 answers
2. 650 views
I know this seems easy, but i stink at fractions. What is .105 as a fraction?
1. 4 answers
2. 503 views
wHAT does MHO mean?
1. 2 answers
2. 317 views
In this book, why does John Steinbeck include info. about Slim's pups?Is it so that Lennie would get one and then kill it,
1. 2 answers
2. 547 views
I am very bad at fractions.Can anyone tell me what a multiplication sentance is? The book gave me a model.It is an expression in
1. 2 answers
2. 286 views

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