06/18/19

Will humans and animals be harmed by frequencies outside their hearing range? ?
The human ear (for example) is sensitive to frequencies from 20Hz to 20kHz. Any sound beyond that limit would not be heard by us naturally. 1. Will it harm us (effect our ability to hear) when we... more
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06/18/19

Supercomputer Vs Human Brain?
With supercomputers doing calculation in petaflops ($10^{15}$ Calculations per Second), have we crossed the speed of Human Brain?
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06/18/19

MCAT question on Chemistry
HG2Cl2 hv→ HgCl2 + Hg(l)The reaction is I. a single displacement reaction.II. a double displacement reaction.III. a disproportionation reaction.IV. endothermic.A. I onlyB. II onlyC. I and IV onlyD.... more
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06/18/19

Balance the following equation using coefficients where appropriate. C4H10+ O2 --> CO2+ H2O
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06/18/19

Physics and Images Problem
A 4.00-cm tall light bulb is placed a distance of 45.7 cm from a concave mirror having a focal length of 15.2 cm. Detemine the image distance and the image size.
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06/17/19

What do ants do with human finger nails?
There is place in my house where I cut my nails. Here, there is an ant hole where an ant colony is seen.Whenever I cut my nails from here, they take my nails inside their hole. I was wondering what... more
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06/17/19

What is diffusion?
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06/17/19

Random renewable energy question
So i randomly started thinking of whether or not we could replace coal burning power plant with hydrogen burning plant after separating H2O sourced from desal plants.Yup, random and theres way too... more
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06/17/19

What is the biochemistry of love?
How is love induced between humans? (e.g. between mother and child,couples,etc)?Does the phenomenon of love exist in other mammals, too?
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06/16/19

Did the United States have a third atomic bomb to drop on Japan?
On 15 August, six days after the bombing of Nagasaki, Japan announced its surrender to the United States, signing the instrument of surrender on 2 September, officially ending the war. The... more
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06/16/19

Museum Membership
A person can pay $24 for a membership to the art museum and then go to the museum for just $1 per visit. For a member of the art museum, what is the total cost of 26 visits?
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06/16/19

If 6g of Magnesium is allowed to react with 20 g of oxygen, what mass of magnesium oxide will be produced in the reaction?
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06/16/19

How does hypochlorous acid inactivate viruses?
I was reading how bleach was used very widely as a disinfecting agent during the 2014 West Africa ebola outbreak and am interested in the mechanisms with which hypochlorous acid inactivates... more
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06/16/19

A company that makes 12 oz jars of their product calculates the amount of error produced when filling these jars. How can absolute value help here?
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06/16/19

What is the secondary response?
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06/15/19

Math problem. fresh fruit

you have $44 to spend on fresh fruit. The vegetable you want to buy is $3 per pound. The fruit you want to buy is $4 per pound. you don't want to carry more than 15 pounds. Write a set of... more
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06/15/19

Are there chloroplasts in cyanobacteria?
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06/15/19

When under a pressure of 9.5 atm, a piston has a volume of 1.7 liters. It the piston is compressed to a volume of 1.1 liters, what will the new pressure be?
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06/15/19

Are Gram negative bacteria classified as such because of their negative membrane potential?
Does the membrane potential usually quoted for Gram negative bacteria (*e.g.*, *E. coli*) refer to the potential across both membranes? - If yes, then does the potential fall more over the inner or... more
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06/14/19

Slope-Intercept Form
Rewrite each equation in SLOPE-INTERCEPT FORM and find the slope and y-int. of each line.4x=12EQ: ________m: _______b: _______
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06/14/19

How do you prepare 250 ml of 1M NaCl solution from a solid? NaCl has MW= 58.4 g/mole
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06/14/19

What is the fluid mosaic model?
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06/14/19

What is conciousness?
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06/14/19

Is it possible to isolate and analyse intermediates of protein folding?
I would like to know if there is an assay which could allow us to analyse a protein before it has assumed its 3D functional form.While studying structural biology, I only came to know the forces... more
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06/13/19

Why does ammonium oxalate cause swelling of RBCs?
From *Pre examination procedures in laboratory diagnosis* by Walter Guder :> ...It consists of three parts by weight of ammonium oxalate which> causes swelling of erythrocytes balanced by two... more
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