Homework answers and tutorials

Waiting for answer What year was the Solomon Asch experiment conducted in?
1951 He conducted an experiment to investigate the extent to which social pressure from a majority group could affect a person to conform (taken from Wikipedia, fix in terms of plag...
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Waiting for answer What is the name of the smallest bone in the skeletal system...
The 3 smallest bones are all found in the inner ear. They are the hammer, anvil and stirrup. (Also called the malleus, incus and stapes)
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Waiting for answer The perimeter of a rectangle is 24 inches, how do you find t...
Length: 9 inches Width: 3 inches You use the information given to you to write a system of two equations. The perimeter of a rectangle is equal to the sum of its length and its w...
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Waiting for answer A 40foot television antenna stands on top of a building. Fr...
The building is (approximately) ##62## feet tall. ##b/d = tan(42^@) = 0.900404## ##color(white)("XXX")rarr d = b/0.900404## ##(40+b)/d = tan(56^@) = 1.482561## ##color(white)("XXX"...
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Waiting for answer Why are strong acids and bases also strong electrolytes?
Strong acids and strong base dissociate completely in solution and therefore are said to be strong electrolytes. An electrolyte by definition is a compound that dissociate complete...
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Waiting for answer How do you use the Mean Value Theorem to estimate f(6)−f(2)...
The Mean Value Theorem assures us that if ##f## is continuous on closed interval ##[a, b]##, and if ##f## is also differentiable on the open interval ##(a,b)##, then there is a ##c## in ##(a,b)## for which: ##f'(c) = (f(b)f(a))/(ba)##. Applied to this function: We are told that ##f## in...
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Waiting for answer How are polar bodies made?
Polar bodies are made by female sex cells undergoing meiosis. Meiosis takes a diploid cell (cells with two sets of chromosomes) and divides them into four haploid cells (cells with one set of chromosomes). For men, that means we take one diploid cell and make four sperm cells which is meiosis...
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Waiting for answer What are cytokines?
The term "cytokine" is derived from a combination of two Greek words  "Cyto" meaning cell and "Kinos" meaning movement. Cytokines are cell signalling molecules that aid cell to in immune responses and stimulate the movement of cells towards sites of inflammation, infection and trauma. Cytokines e...
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Waiting for answer What is a chromophore?
A chromophore is an atom or group that is responsible for the colour of a compound. For example, βcarotene is a strongly colored orangered pigment found in yellow and orange frui...
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Waiting for answer What is the valence electron configuration for chlorine?
The valence for chlorine is ##s^2 p^5##. Chlorine has an electron configuration of ##1s^2 2s^2 2p^6, 3s^2 3p^5##. Chlorine is found in the group 17, the halogens on . Chlorine is in the 3rd energy level, (3rd row) and 5th column of the 'p' block ##3p^5##. The are always found in the 's' and '...
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Waiting for answer How big is Russia compared to the US?
Much bigger, but not quite the double. The federation of Russia is the largest country in the world. It measures 17 million square kilometers. The United States is third (after Canad...
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Waiting for answer How would you explain the phase diagram of sulphur?
How about this: A phase diagram is a chart that shows the conditions of pressure and temperature at which distinct phases occur and coexist at equilibrium. The lines on a phase di...
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Waiting for answer How so you multiply ##\frac { 3} { 8} \times \frac { 16} { 2...
##2/7## When multiplying fractions we look for any ##color(blue)"common factors"## on the numerators / denominators that we can ##color(blue)"cancel",## that is divide by. Here 3 a...
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Waiting for answer Where is the heart located in relation to the lungs?
Anterior to and medial to the lungs
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Waiting for answer Can anyone explain to me how to identify epimers and anomers...
Epimers and anomers are both optical isomers that differ in the configuration at a single carbon atom, but there is a difference in their definitions. Epimers Epimers are optical...
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Waiting for answer A baseball diamond is a square that is 90' on each side. If...
So we are given that each side of a square is 90 feet. By finding how far the ball will travel, we are basically finding the distance from 2nd base to home Well, let's picture a baseball field, and we find out that they are diagonally across from one another. Well, let's draw a diagonal connecti...
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Waiting for answer What bone articulates (joints) with the acetabulum of the co...
The head of the femur articulates with the acetabulum of the hip bone. The acetabulum is a deep rounded depression on the outer surface of the coxa/hip bone. Into this depression fit...
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Waiting for answer What is the circumference of the sun in feet?
circumference in miles=2713406\ 1 mile= 5280 feet. in feet.=14326783680 feet.
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Waiting for answer Is the past tense of the verb "hang," hung or hanged?
Hung is both the form, and the past participle, of hang (as in hang up a telephone), so you can say: (a) I hung up the phone. or simply (b) I hung up. In this use, as in sentences (a) and (b) above, hang up is a separable phrasal verb. Hang is also used as a transitive verb, to mean the same a...
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Waiting for answer How do you prove: ##cosx (cosx/(1tanx))= (sinxcosx)/(sinx...
##(sinx cosx) / (sinx  cosx) = cosx  [(cosx) / ( 1  tan x)]## ##(sinx cosx) / (sinx  cosx) = cosx  {(cos x ) / [ 1  ( sinx / cosx)]} ## ##(sinx cosx) / (sinx  cosx) = cosx  {(cosx) / [(cosx  sinx) / cosx]}## ##(sinx cosx) / (sinx  cosx) = cosx  {(cosx) [cosx / (cosx  sinx)]}## ##(sin...
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