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Questions Asked

clarkexo:
Group Title
what is the difference between the incident beam and transmitted beam?
 updated one year ago
 No Medals Yet
Mathematics

clarkexo:
Group Title
show 3 possible ways hydrogen can satisfy the octet rule, please name the product or process formed
 updated one year ago
 2 replies
 1 Medal
Mathematics

clarkexo:
Group Title
show 3 possible ways hydrogen can satisfy the octet rule, please name the product or process formed
 updated one year ago
 No Medals Yet
Mathematics

clarkexo:
Group Title
what 2 numbers when multiplied = 52, but when added = 25?
 updated one year ago
 1 reply
 1 Medal
Mathematics

clarkexo:
Group Title
Please help me solve: 5(8+4z)=240 & 3(4x+3)=201 with steps
 updated one year ago
 No Medals Yet
Mathematics

clarkexo:
Group Title
What is the rule for adding/subtracting and multiply/dividing scientific notations? Please provide steps or an example!
 updated one year ago
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Mathematics

clarkexo:
Group Title
How long will it take a rocket travelling at a rate of 3.9 × 10^6 mph (miles per hour) to travel the 3.8 × 10^8 miles from the earth to the …
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

clarkexo:
Group Title
How long will it take a rocket travelling at a rate of 3.9 × 10^6 mph (miles per hour) to travel the 3.8 × 10^8 miles from the earth to the …
 updated one year ago
 5 replies
 1 Medal
Mathematics

clarkexo:
Group Title
The number of molecules in a substance is the number of moles multiplied by Avogadro's number, 6.022×10^23 molecules/mol. If a sample contai…
 updated one year ago
 No Medals Yet
Mathematics

clarkexo:
Group Title
The number of molecules in a substance is the number of moles multiplied by Avogadro's number, 6.022×10^23 molecules/mol. If a sample contai…
 updated one year ago
 No Medals Yet
Mathematics

clarkexo:
Group Title
How many metres more will a car travel in 12 min at a speed of 50 km/h than it will at a speed of 40 km/h?
 updated one year ago
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Mathematics

clarkexo:
Group Title
Multiply these monomials, and simplify:(5x)(3xy^2z)(2x^2z)(xy^3)
 updated one year ago
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Mathematics

clarkexo:
Group Title
Multiply these monomials, and simplify:(5x)(3xy2z)(2x2z)(xy3)
 updated one year ago
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Mathematics

clarkexo:
Group Title
Remove the symbols of grouping (i.e., brackets, braces, parentheses)and collect terms: 5(a + b)  {2ab  [2(a2 – 5ab)  3(5ab  5b2)]}
 updated one year ago
 No Medals Yet
Mathematics

clarkexo:
Group Title
Combine as indicated, and simplify: 5a + 5a + b + 6b
 updated one year ago
 2 replies
 1 Medal
Mathematics

clarkexo:
Group Title
Remove the symbols of grouping (i.e., brackets, braces, parentheses)and collect terms: 2  3[2a  (5  3x)] + 4(3x 5)
 updated one year ago
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Mathematics

clarkexo:
Group Title
Remove the symbols of grouping (i.e., brackets, braces, parentheses)and collect terms: 3(x  y) + {5y  [3x  (2x  y)] + 4(x  y)}
 updated one year ago
 2 replies
 1 Medal
Mathematics

clarkexo:
Group Title
The kinetic energy of a moving object is related to its velocity and its mass by the equation E=1/2mV^2 What is the kinetic energy (in Joul…
 updated one year ago
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Mathematics

clarkexo:
Group Title
what is the dilution factor of 15.0 mL of salt with 75.0 Ml of d H2O?
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

clarkexo:
Group Title
how do you calculate the actual size of a cell, when given the diameter field of view?
 updated one year ago
 9 replies
 1 Medal
Mathematics

clarkexo:
Group Title
Please help! how do I calculate how much larger the drawing is of a specimen, compared to the actual cell, when I know the diameter of the f…
 updated one year ago
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Mathematics

clarkexo:
Group Title
multiply a2 · a3 · a4
 updated one year ago
 2 replies
 1 Medal
Mathematics

clarkexo:
Group Title
How would I come up with a thesis for an argumentative essay, and also comparing an article about why the internet is bad?
 updated one year ago
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Mathematics

clarkexo:
Group Title
provide an essay that analyzes both the position of the paper as well as the underlying issues addressed in the paper. What exactly does it …
 updated one year ago
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Mathematics

clarkexo:
Group Title
A factory produces 1100 microchips each day. If 5% of these microchips were faulty one day and 7% were faulty the next, how many were unusab…
 updated one year ago
 2 replies
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Mathematics

clarkexo:
Group Title
In 1867, 73.1% of the 361 028 eligible voters in Canada cast a ballot. In 2011, 61.1% of the 24 257 592 eligible voters cast a ballot. Round…
 updated one year ago
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Mathematics

clarkexo:
Group Title
Please help! Convert 1.15% (w/w) copper (II) sulphate pentahydrate to % (w/v) copper (II) sulphate pentahydrate given: density of 1.15% (w/w…
 updated one year ago
 No Medals Yet
Mathematics

clarkexo:
Group Title
Please help! Convert 1.15% (w/w) copper (II) sulphate pentahydrate to % (w/v) copper (II) sulphate pentahydrate given: density of 1.15% (w/w…
 updated one year ago
 No Medals Yet
Mathematics

clarkexo:
Group Title
Please help! Convert 1.15% (w/w) copper (II) sulphate pentahydrate to % (w/v) copper (II) sulphate pentahydrate given: density of 1.15% (w/w…
 updated one year ago
 No Medals Yet
Mathematics

clarkexo:
Group Title
I need help coming up with a thesis for an comparing or contrasting essay, about Chinese culture. Can someone help me out?
 updated one year ago
 1 reply
 No Medals Yet
Mathematics
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