Homework answers and tutorials

Waiting for answer The sum to infinity of a geometric series is 32. The sum of...
The difference between the sum to infinity and the sum of the first eight terms is ##1/8##. A geometric series is one in which ratio of a term to its preceding term, generally descri...
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Waiting for answer A jewelry box contains two gold hoop earrings and two silver...
##1/4## ##Pr(1 silver)=1/2## ##Pr(2silver)=1/2*1/2=1/4##
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Waiting for answer How much 2% glucose solution can be made from 50.0 mL of 35%...
978 ml There are two approaches to this calculation. The first is a simplified method which assumes that the of the glucose solution is identical to that of water at room temperatu...
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Waiting for answer Who was Mansa Musa? Why is he important?
He was the Emperor of Mali in the 14 century, founder to Timbuktu as a trading center in North Africa through the Sahara. Mansa Musa was the leader of Mali a West African empire whic...
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Waiting for answer Are all unicellular organisms haploid? If not, how do we kno...
What are Haploid Cells? Haploid cells are cells that contain only one complete set of chromosomes. The most common type of haploid cells is gametes, or sex cells. Haploid cells are produced by What are Diploid Cells? Diploid cells are those that have two sets of chromosomes.Most mammals are d...
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Waiting for answer How many obtuse angles does a triangle have?
A triangle can have a maximum of ##1## obtuse angle. Any triangle must have interior angles that add up to ##180^@##. An obtuse angle is an angle greater than ##90^@## but less than...
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Waiting for answer What is the conjugate acid of ClO4?
Here's how you go about acid/base chemistry The BronstedLowry definition of an acid is a proton donator and a base is a proton acceptor. A proton is synonymous to a ##H^+## ion, so...
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Waiting for answer What are some examples of autosomes?
For example in man and female both are having 23 pair of chromosome in their cell in which 22 pair of chromosome looks same in structure which is known as autosomes while 1 pair of chromosome looks different which is known as sex chromosomes XX(female) and XY(male). Has a picture for clarification...
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Waiting for answer What is delta G?
In order to know and understand what is Delta G, we must first understand the concept of spontaneity. A reaction is consider spontaneous when it can react with another element on it's own, without the help from a catalyst. Delta G is the symbol for spontaneity, and there are two factors which ca...
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Waiting for answer between which to values is the square root of 65?
Square root of ##65## lies between ##8.0## and ##8.1##. Squares of natural numbers are ##{1,4,9,16,25,36,49,64,81,...}##, which are squares of ##{1,2,3,4,5,6,7,8,9,....}## As ##65##...
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Waiting for answer If I had 256 fluid ounces of juice how many half gallons wou...
You would have ##4## half gallons. ##128## US Fluid Ounces are equal to one Gallon. As ##256=128xx2## fluid ounces are equal to ##2## gallons. Now each gallon has two half gallon,...
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Waiting for answer What is the substrate and product for the enzyme Lipase?
the substrate is the triglyceride which is the building unit of , and the product is the subunits of the triglyceride which are the glycerol and the fatty acid
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Waiting for answer What is 20 degrees celsius in fahrenheit?
##F=68## ##C_f:" the freezing point of pure water in Celsius scale "## ##C_b:" the boiling point of pure water in Celsius scale"## ##F_f:" the freezing point of pure water in Fahren...
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Waiting for answer What is tissue, an organ and an organ system? What is an exa...
A Tissue is a group of cells structurally joined to complete a common function. An Organ is a group of tissues structurally joined to complete a common function. An Organ System is a group of organs structurally joined to complete a common function....
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Waiting for answer How does kinetic molecular theory explain the Charles' law?
Kinetic theory explains why the volume of a container must expand when the temperature of the gas inside increases in order for the pressure to remain constant. Charles' law: for a f...
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Waiting for answer Why did Daniel Shays try to attack a federal building that h...
Daniel Shays was angry with the taxes so he and a bunch of other farmers attacked a place that would get attention and show that he was 'in charge', but, he wasn't. The state court...
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Waiting for answer What major event marked the end of the Precambrian era?
The Cambrian Explosion About 544 million years ago, many life forms started appearing within a short portion of time. Paleontologists call the event the Cambrian Explosion. No, it wa...
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Waiting for answer For the equation ##4y=8x##, what is the constant of variati...
The constant of variation is ##2##. We can solve this equation for ##y## in terms of ##x##, by dividing both sides by ##4##: ##4y=8x## ##color(white)(4)y=(8x)/4## ##color(wh...
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Waiting for answer How do you find the zscore for sample mean M = 90 for a sam...
##z=(bar xmu)/sigma## Population standard deviation must be known for calculating z scores. You can also replace this by sample s.d. if sample size is large enough. So while you h...
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Waiting for answer Can two acute angles be vertical, adjacent, complementary, o...
Two acute angles can be vertical,adjacent,complementary. They cannot be supplementary. Two angles ##/_A## are vertical (formed by two intersecting lines) and acute (smaller than ##9...
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