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  • Waiting for answer What plants are in the freshwater biome?

    Water lilies, Algae, Mosses, Duckweed, Cattails, Reeds, Mangroves, Pickleweed and many others. Water lilies, algae, and duckweed float on the surface. Cattails and reeds grow along...

  • Waiting for answer What are some owl puns?

    What a hoot! Owl see what I can do to help! (See what I did there...?)

  • Waiting for answer What is the derivative of ##y=csc^2(x)##?

    Using the : ##d/dx(csc^2(x)) = d/dxu^2 d/dxu##, and ##u = csc(x), du = 2u## ##= 2csc(x) d/dx(cscx)## ##= -cot(x)csc(x)2csc(x)## Simplying yields: ##=-2cot(x)csc^2(x)##

  • Waiting for answer How do you evaluate each expression for the given value of t...

    Nil The question is incomplete. The expression given is expressed in terms of the unknown 'h'. However, the variable which is assigned to a value is 'w'. Therefore, there is no relat...

  • Waiting for answer What is the vertex of ## y= x^2 -9 - 8x##?

    ##(4, -25)## We are given ##y=x^2-9-8x##. First I want to get this into standard form This is easy, we just need to reorder it to fit the ##ax^2+bx+c## form. Now we have ##x^2-8x-...

  • Waiting for answer What is the empirical and molecular formula for nicotine?

    The molecular formula for nicotine is ##C_10H_14N_2##, meaning that a single molecule has 10 carbon atoms, 14 hydrogen atoms, and two nitrogen atoms. The empirical formula is a reduced version of this that shows only the ratios of the : ##C_5H_7N##. OK.

  • Waiting for answer What is the square root of 108 in simplest radical form?

    ##6sqrt3## By factoring, we get ##sqrt108## ##= sqrt[36*3]## ##36= 6^2## so it is a perfect square. We can take it out of the radical sign. ##sqrt108## = ##6sqrt3##

  • Waiting for answer What is the Coriolis Effect?

    It seems to us that we are stationary on earth, but the earth is in fact rotating about its own axis, as well as revolving around . So to observers in a different frame of reference example in space, it will seem to them as though a centripetal force directed towards the centre of the circle is keep...

  • Waiting for answer What is the symbiotic relationship between plants, animals,...

    Symbiotic relationships have one organism, the symbiont, which lives or feed in or on another organism, the host There are three forms of symbiotic relationship; Parasitism - A sym...

  • Waiting for answer What event started the Civil War?

    No one event stated . Officially the war began with the shelling of Fort Sumter in Charleston Harbor. Until the confederate force of South Carolina open fired on Fort Sumter there...

  • Waiting for answer Where does gas exchange in the respiratory system occur?

    Gas exchanges between Alveolar Spaces and Capillaries. The function of the is to exchange two gases: ##O^2## and ##CO^2##. The exchange takes place in the millions of alveoli in t...

  • Waiting for answer An iron wrench (density = 7800 kg/m3) feels 3N lighter in wa...

    ##"(a)"## The answer is ##2387.8 "kg"## Method From Archimedes' Principle: the upthrust force on an object placed in a fluid is equal to the weight of the fluid displaced and volume of the fluid displaced is equal to the volume of the object. where ##W## is the real weight of the wrench and ##W...

  • Waiting for answer What is the formula for potassium carbonate?

    It's ##K_2CO_3##

  • Waiting for answer How can you tell the difference between sp3, sp2, and sp hyb...

    At its core, the meaning of ##sp^n## is that one ##s## orbital mixes with ##n## number of ##p## orbitals close in energy to form degenerate (same-energy) hybridized atomic orbitals that can allow access to more electrons than available from "pure" (##s##, ##p##, etc) atomic orbitals for . ##sp^3...

  • Waiting for answer What is the integral of ##sin(2x)cos^2(2x)dx##?

    ##int sin(2x)*cos^2(2x) d x=-1/6cos^3(2x)+C## ##int sin(2x)*cos^2(2x) d x=?## ##"Substitute "u=cos(2x)" ; "d u=-2sin(2x)*d x## ##int sin(2x)*cos^2(2x) d x=-1/2 int u^2*d u## #...

  • Waiting for answer Why did Jefferson consider the Embargo Act a form of "peacea...

    “peaceable coercion” was President Jefferson’s strategy of using economic pressure to force France and Britain to respect the US’s right to trade as a neutral country. In 1807, Franc...

  • Waiting for answer How many ounces are in a quart?

    31.9995 About 32

  • Waiting for answer Who was president during World War I?

    Woodrow Wilson was the president of the United States during World War I. The 28th president of the United States, Woodrow Wilson led America throughout the whole World War (I). At f...

  • Waiting for answer What is the steric number of the central atom in the followi...

    The steric number is used to express how many regions of electron surround a given atom. In other words, the steric number represents the number of lone pairs present on, and the number of atoms bonded to the central atom of a molecule. Part a) Carbon is the central atom of the carbon dioxid...

  • Waiting for answer Are acid-base reactions always double displacement?

    In order for the reactions to take for a double displacement, there needs to be two reactants, which in turn will yield two products. The basic reaction for a double replacement react takes the following format: ##AB+CD→CB+AD## In the case of the the acid-base reaction, the reactants are an acid...

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