How many grams are in 4.00mol of sodium chloride (\rm NaCl)
How does the number of neutrons in a stable nucleus compare with the number of protons?
If the half-life of a radionuclide is 1 month, is a sample of it completely decayed after 2 months?
What physical quantities are governed by the quantum numbers of an atomic electron?.
A half-atwood machine is constructed, as shown in the drawing below. The table is NOT frictionless, M1 is 50 grams, and M2 is 30 grams. Mass M2 descends 32 cm in 18 seconds. Find the tension in the wire.
Photons and neutrinos have neither charge nor mass. What are the differences between them?
Differentiate the function. f(x) = sin(x) ln(2x)
nevermind, all figured out. thanks!
oops, yes carrot cakes...typed too fast. still dont understand, can you explain it better for me please?
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