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bex

Questions (59)

Given the area of a rectangle is A = LW. If three sides of the rectangle are fixed, I.e. 2W + L = 40, find L and W such that you
1. 2 answers
2. 600 views
A square with side x cm, is changing with time where x(t) = 3t + 1. What is the rate of change of the area of the square when t
1. 1 answer
2. 708 views
A rectangular box has a square base whose edge has length at least one centimeter, and its total surface area is 600 cm2. What
1. 1 answer
2. 2,566 views
A region is bounded in the second quadrant by the curve y = ln(1–x), the line y=3, and the y-axis. Find the area of the
1. 2 answers
2. 1,061 views
Jill burns 100 calories per hour while sleep and 300 calories per hour while walking and 200 calories per hour at work. If in a
1. 1 answer
2. 921 views
Evaluate the integral of 4x^2(2+x^3)^9 dx.I'm supposed to use the substitution rule but I have absolutely no idea where to start
1. 1 answer
2. 482 views
Identify the figure of speech in this sentence:"Anyone who calls a spade a spade should be compelled to use one." --Oscar Wilde
1. 1 answer
2. 507 views
What are two conditions that must be met before the Extreme Value Theorem may be applied?
1. 1 answer
2. 599 views
What is the end-behavior asymptote for f(x)=(x^2+4x-5)/(x-2) ?There is an oblique asymptote at y=x+6 and a vertical asymptote at
1. 3 answers
2. 758 views
Find the polynomial end-behavior asymptote in the graph of f(x)=(2x^3 +6x-1)/(x+2)
1. 2 answers
2. 663 views
If y = y(x), write y’ in Leibniz notation.
1. 1 answer
2. 479 views
If g(x) = a f(x); find g’(x).Is it g'(x)=af?
1. 1 answer
2. 424 views
how has the geography and history of the South helped create a diverse population that continues to grow?
1. 0 answers
2. 1,139 views
why must stock control be closely monitered ?
1. 1 answer
2. 340 views
How are the flow of matter and the flow of energy through ecosystems different?
1. 5 answers
2. 1,300 views
supposex S f(t) dt= x^2 - 2x + 1. Find f(x). 1 S = integral and 1 = lower level, x = upper i don't understand what i'm supposed
1. 0 answers
2. 517 views
supposex S f(t) dt= x^2 - 2x + 1. Find f(x). 1 S = integral and 1 = lower level, x = upper i don't understand what i'm supposed
1. 1 answer
2. 1,142 views
a 70 kg rope climber starts from rest, moves with constant acceleration, and climbs 9 meters up a rope having a maximum strength
1. 1 answer
2. 543 views
i don't get this quote. can someone please explain? who is they?"there is also the difference between merchants barely tolerated
1. 1 answer
2. 488 views
could you tell me how clay plays a cruial part in the origin of lifeThis site should help you:
1. 0 answers
2. 466 views
could someone please help me i have to write about the start of life on a extrasolar planet and talk about chemical evolution,,c
1. 0 answers
2. 479 views
could you please help me on this equationr = sx2/2t im really stuck Your non-use of parenthesis makes in difficult to know what
1. 0 answers
2. 593 views
could you give me any ideas on the stages of chemical evolution that would need to occur towards the development of life and the
1. 0 answers
2. 471 views
could someone tell me how i could solve this chem equationCH4 + NH3 +O2...> HCN +H20 AND USE THE LOWEST WHOLE NUMBER COEFFICIENT
1. 0 answers
2. 608 views
could someone please crique this algebra x must be the subject6y = 9 - 3x 3x = 6y + 9 x = 2y + 3 is this correct please Add 3x
1. 0 answers
2. 516 views
could you please tell me if this is the correct formula for radiometric datet=1/constant 1n (1+d/p) many thanks ps this is a
1. 0 answers
2. 449 views
would you be able to suggest a good website for me to answer this questiongranite is intrusive , felsic rock, which may be
1. 0 answers
2. 556 views
the age of granite can be determind using radiometric dating, explain the basis for the determination of a 238 U- Pb radiometric
1. 0 answers
2. 653 views
please can someone help i need to know the difference at telophase 2 of meiosis if their had been a crossing over at a postision
1. 0 answers
2. 414 views
can anybody please tell me if the diagram to show anaphase 1 is a cell with the 4 genes at the top and 4 genes at the bottom, im
1. 0 answers
2. 392 views
can anybody tell me what is meant by the term regulating mortality factor and how it can lead to successful biological control
1. 0 answers
2. 572 views
how does the structure of green cell organelles relate to the metabolic process of photosynthesis and aerocic respirationmany
1. 0 answers
2. 645 views
Is this the stuctual formula for hydolosis of tocainideCH3 NHCOCH^2N(C^2H^3)^2 CH3 WITH THE HEXAGON LINKING THE 2 X CH3
1. 0 answers
2. 470 views
how would i draw a structual formula of the products of the complete hyrolosis of tocainideO CH3-N-C-CH-NH2 CH3 H CH IM told
1. 0 answers
2. 456 views
hellohow would i draw a monomer CH2-CHCH=CH2 I have to draw three monomer units can anyone help
1. 0 answers
2. 442 views
can anybody explain why and how a copper based catalyst helps in methonal production and the impact it would have on mass
1. 0 answers
2. 418 views
re s103 please could you help me on that question about methonalplease please help im running out of time What question? Do you
1. 0 answers
2. 866 views
Could anybody help me with this question"In practice the methanol production process is operated at temperatures of 250 to 300
1. 0 answers
2. 617 views
I have seen on the chemistry answers that a symbol is used please can you tell me what it means they are the upside veg Na^ and
1. 0 answers
2. 652 views
is NH2 an amine and classed as ammoniaand is c=0 or N-H an amide any help would be appreciated
1. 0 answers
2. 583 views
please could you tell me how i would draw an hydrogen atom which has only one electron and describe why it has so many spectral
1. 0 answers
2. 588 views
Can you help me with this please -Temp - 650 Pressure - 690mm Hg mass - 0.927g volume - 194cm3 How do I calculate the volume of
1. 0 answers
2. 496 views
I have a chemical composition of As2O3. How do I calculate the mass of oxygen that combines with 1 mol of arsenic to form the
1. 0 answers
2. 848 views
If the arsenic is 76% and oxygen is 24% how would I calculate the chemical composition of of the oc=xide of arsenic that has
1. 0 answers
2. 603 views
Temp - 650Pressure - 690mm Hg mass - 0.927g volume - 194cm3 How do I calculate the volume of the gas? You have the volume,
1. 0 answers
2. 553 views
What evidence supports classifying H2SeO3 as an acid?In a water solution, it turns blue litmus red.
1. 0 answers
2. 467 views
I have a compoundch3 = ch- ch - oh ch3 the ch3 is under the first ch from the left, i have to identify the monomer unit and draw
1. 0 answers
2. 571 views
What is polymerization and what type is involved in forming a polymer when I have CH3 N CH O C and NH3Can any one help please
1. 0 answers
2. 554 views
the diagram below shows a structural formulae of 3 cabon compounds labelled 1 2 and 3 and the eaction between compounds 1 and 2.
1. 0 answers
2. 629 views
are the noble gases ofNCCN cyanogen = Argon HCN hydrogen cyanide = Neon thanks I don't know how to answer this. There are 10
1. 0 answers
2. 1,249 views
is this the strutual formula forhydrogen cyanide H:C:::N and is this correct for cyanogen :N:::C:C:::N any advice woulds be
1. 0 answers
2. 518 views
if i am trying to find the diameter of an oil molecule and express my answer in scientific notation.the info is drop of oil 0.05
1. 0 answers
2. 607 views
which element results if 2 protons and 2 neutrons are ejected from a radium nucleus with atomic num 88 and mass num 226how do i
1. 0 answers
2. 1,271 views
is there anybody out there who have looked at tma 06 yet if you have could we pick each others brains lolthanks I looked up tma
1. 0 answers
2. 479 views
If i was to draw a diagram of a hydrogenatom with one electron and its many spectral lineswould i need to draw the BOhr model
1. 0 answers
2. 479 views
a drop of oil vol 0.05 cm3 is released from a medicicne dropper on to a calm surface pond where it spreads out to cover an area
1. 0 answers
2. 899 views
can anybody give me the density of arsenic oxide at STPis this the correct formula volume = mass/ density thanks Yes, but if you
1. 0 answers
2. 1,157 views
could anyone tell me why the molecular formula of agas is not always the same as the empirical formulatnx It may be a dimer or a
1. 0 answers
2. 581 views
hi can anyone helphow do i determine the molecular formular of the oxide of arsenic in its in its gaseous state the answer i got
1. 0 answers
2. 698 views