Homework answers and tutorials

What we could find:
50918 results
  • Waiting for answer What are the properties of a rhombus?

    properties are enumerated below: Any rhombus has the following properties: Opposite angles of a rhombus have equal measure. The two diagonals of a rhombus are perpendicular;...

  • Waiting for answer What is the lateral area of a cylinder if the height ##h## i...

    Lateral area is ##72pi## square centimeters. As volume is ##pir^2h##, where ##r## is radius and ##h## is height, ##36pi=pir^2xx9## or ##36pi=9pir^2## Hence ##r^2=(36pi)/(9pi)=4## o...

  • Waiting for answer What is the chemical formula of baking soda?

    Baking soda is largely ##NaHCO_3##; some other salts are present. See

  • Waiting for answer How do you find the derivative of ##y=sin2x-2sinx##?

    By taking the derivative of both sides, you get: ##y' = 2cos2x - 2cosx## To understand this, you must know for starters, the derivative of the basic trigonometric functions. ##dy/dx sinx = cosx## ##dy/dx cosx = -sinx## If x happens to be a function (in your case 2x), then you must multiply it by...

  • Waiting for answer What are the sequence of events in cellular respiration?

    In aerobic cellular respiration, first we have glycolysis, the citric acid cycle, and finally oxidative phosphorylation. Aerobic cellular respiration can be broken down into three ma...

  • Waiting for answer In SDS-PAGE, the dye front runs off the bottom of the gel....

    Nothing happens to the gel. The proteins simply move through the channels in the gel. The dye is chosen to run off before any of the proteins. That's how you know when to stop the...

  • Waiting for answer Why is the cell theory important?

    Cell theory is that to biology as Dalton's atomic theory is to chemistry. As in Dalton's Atomic Theory, we have the atoms as the fundamental unit of a matter and matriculate system, we have the cells as the fundamental and structural unit of the living organisms.[Living organisms can be compared to...

  • Waiting for answer A triangular sail has a perimeter of 25 m. Side a is 2 m sho...

    A is 10, B is 6, and C is 9. Our solution centers around the length of side B, as once you have that value, you can solve for A and B very easily. Let's develop equations for what w...

  • Waiting for answer What does a declarative sentence always end in?

    . (period) From the word declarative, a declarative sentence is a declaration . It is a statement - e.g. "A declarative sentence always ends in a period." It is not a question (?) no...

  • Waiting for answer What was the purpose of the Gallipoli campaign?

    The Allies wanted capture the Dardanelles and then Istanbul. By opening up a supply route to Russia they could positively affect the Eastern Front against the Germans and knock the...

  • Waiting for answer What is the formula weight of silver chromate ##(Ag_2CrO_4)#...

    The formula weight for ##"Ag"_2"CrO"_4"## is ##"331.728 u"##. In order to determine the formula weight of a compound, multiply the atomic weight on of each element by its subscript...

  • Waiting for answer What is the difference between 's and s' in plural possess...

    see below The 's is added to form the possessive of plural not ending in "s". Ex: children 's toys men 's work For plural nouns already ending in "s", there is no more need...

  • Waiting for answer How do you find slope and y-intercept of ##y=6##?

    The is 0 and the y intercept is 6. Slope intercept form is ##y=mx+b## . The ##y=## in slope intercept form is really the ##y##-intercept and ##b## can confuse you when you don't...

  • Waiting for answer What are nucleotides?

    A nucleotide is a monomer (subunit) of a nucleic acid. The genetic information of a cell is stored in molecules of deoxyribonucleic acid (DNA). DNA is a polymer of nucleotides , th...

  • Waiting for answer What is the chemical formula for iron(II) hydroxide?

    ##Fe(OH)_2## Hydroxides are poorly characterized beasts. The solid state structure might be ##FeO*H_2O##, which is equivalent to ##Fe(OH)_2##.

  • Waiting for answer The surface area of an entire cube is 96 square cm If the le...

    The surface area of a cube is given by ##S.A = 6s^2##, where ##s## is the side length. ##96= 6s^2## ##16 = s^2## ##s = 4## Therefore, one side measures ##4## cm. Hopefully this helps!

  • Waiting for answer What are some examples of euphemism? I need some examples of...

    Getting "laid off" is a euphemism for getting fired; someone "passing away" is a euphemism for someone dying. I can't think of one for school.

  • Waiting for answer How well do you think Nixon's Vietnamization strategy worked...

    It was not very successful. His Vietnamization Plan was to allow an American withdrawal from Vietnam in circumstances which would allow the South Vietnamese to prevail. This in turn...

  • Waiting for answer What is a prologue? I have to write a prologue about Shakesp...

    A prologue is basically an intro to a story. It, for example, might catch the reader up on events leading up to what is happening right now in the story.

  • Waiting for answer 35.0ml of hydrogen gas at STP weighs how many grams?

    The at STP is ##"22.414L/mol"##. You must convert the given volume of hydrogen gas to liters. Then, using the molar volume, convert the liters to moles. Then convert the moles to mass using the molar mass of hydrogen gas, which is ##"2.016g/mol"## Convert mL ##"H"_2## to liters. ##"35.0mL H"_2"#...

Show on page

Learn more effectively and get better grades!

Do my homework