Homework answers and tutorials

What we could find:
51383 results
  • Waiting for answer The sum of three consecutive odd integers is 63, what are th...

    first integer##=19## second integer##=21## third integer ##=23## To solve this problem, we will need to set up an equation. But first, we need to make let statements to let others kn...

  • Waiting for answer Using the integral test, how do you show whether ##sum 1/sqr...

    The integral test basically works from the definition of the integral (quick version: the integral is the accumulated sum of infinitely thin differential intervals ##dn## over a specified interval ##a- b##). A paraphrased version of the integral test is as follows: Let there be a function ##f(n)...

  • Waiting for answer Draw Lewis structure for the following : ##ICN## (C is the c...

    The iodine cyanide molecule, ##ICN##, has a total of 16 , 7 from iodine, 4 from carbon, and 5 from nitrogen. If you take into account the fact that carbon is the central atom, the only that would give all the three atoms complete without any would look like this The molecule has a total...

  • Waiting for answer If the sales tax for the city of Los Angeles is 9.75%, how m...

    You would pay $19.50 in taxes We can rewrite this problem as: What is 9.75% of $200.00 "Percent" or "%" means "out of 100" or "per 100", Therefore 9.75% can be written as ##9.75/1...

  • Waiting for answer What is a period in physical science?

    O am not sure I understand your question. However, it is a good opportunity to stress the importance of language, symbols and, generally, of precision in Science. I understand your...

  • Waiting for answer An isosceles trapezoid has bases of length 23 and 12 centim...

    ##205.9sq.cm## Area of trapezium=##1/2(a+b)h=((a+b)h)/2## Where ##a and b=parall####e####l## ##sides,h=height## Now in an isoceles trapezium the legs are equal ,and in this case th...

  • Waiting for answer In the reaction of aluminum bromide with ionized sodium brom...

    In other words you ask which is the electron pair acceptor. Clearly, it is aluminum. The Lewis concept of acidity designates acids as electron pair acceptors, and bases as electro...

  • Waiting for answer How does the first law of thermodynamics apply to photosynth...

    In photosynthesis - light is converted into chemical energy which proves First law of thermodynamics states that the energy can neither be created nor be destroyed, it can only be...

  • Waiting for answer What properties of water make it the universal solvent?

    The term "universal solvent" suggests that water can dissolve anything. Since I'm currently sitting at my desk with a bottle of water next to me, clearly this is not the case. However, water is a pretty good solvent, and dissolves lots of stuff. The secret to its solvation abilities is its high p...

  • Waiting for answer How are cellular respiration and photosynthesis dependent on...

    Without photosynthesis there would be no glucose or oxygen for respiration. Without respiration there would be no carbon dioxide for photosynthesis. Cellular respiration is the proc...

  • Waiting for answer What is a proper compound noun?

    A compound noun is made up of two or more nouns A compound noun is a noun that is made up of two or more words. Most compound  in English are formed by nouns modified by other nouns...

  • Waiting for answer Who said "Give me liberty or give me death!"?

    Patrick Henry Patrick Henry said this famous quote during the Virginia Convention (1775) when a majority of Founding Fathers were discussing American rebellion against the British.

  • Waiting for answer What are some examples of facultative anaerobes?

    Facultative anaerobes can live with or without oxygen and because of that, they can be found in many places and not all are . An example of a facultative anaerobe is E. colibacteria (E. Coli), which is found in the large intestine of vertebrates, such as humans. B. anthracisis a non-motile facult...

  • Waiting for answer What is an example of potential energy in nature?

    Water fall have lot of potential as water at high level have more potential energy. This can be extracted by building dam and hydro, house.

  • Waiting for answer Why do girls have their periods?

    If the egg don't get fertilized within the specific time, period occurs. When a young woman enters puberty, the body begins to get ready for the reproduction of a new life. The uter...

  • Waiting for answer How many people have been to the moon?

    12 The Apollo program sent 12 people to land on the moon during the Apollo 11,12,14,15,16 and 17 missions. While each mission had 3 people, there was always one that waited in orbit....

  • Waiting for answer In the coordinate plane, three vertices of rectangle HIJK ar...

    ##(e,d)## If it is a rectangle then ##K =H+ (I-H)+(K-H)=I+K-H=(e,d)##

  • Waiting for answer The correct order of increasing bond angle in the following...

    I got a questionable result, based on two sources giving me borderline bond angles. ##stackrel(117.40^@)overbrace("ClO"_2) stackrel(~~111^@)overbrace("ClO"_2^(-)) stackrel(110.88^@)overbrace("Cl"_2"O"),## if the bond angle in ##"ClO"_2^(-)## is about ##111^@##. ##stackrel(117.40^@)overbrac...

  • Waiting for answer How do you calculate the oxidation number of an element in a...

    You assign to the elements in a compound by using the Rules for Oxidation Numbers. The oxidation number of a free element is always 0. The oxidation number of a monatomic ion...

Show on page

Learn more effectively and get better grades!

Do my homework