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what would the mass of 1 liter 1000 ml or 1000 cm3 of your element be with equations my element is
calculate h in a solution containing 320 g of hno3nbspin 250 ml of solutionnbsp nitric acid is a very strong
a draw a diagram of light incident from air onto a thin film with n gt1 with air on both sides indicate at which points
given the arrangement of conductors shown belowa draw the electric field lines be sure to include the arrowsb draw the
an infinitely long thin cylinder of radius r9 cm with a uniform charge per surface unit of sigma6410-8 cm2 is centered
a 100-watt lightbulb uses an average power of 100 w when it is connected to an rms source of 120 v what is its
light falls on naci crystal at an angle of 40o to the normal the refractive indext of sodium chloride is 1544 as a
start with a fundamental tonea how many harmonics are there between the first and second octavesb how many harmonics
two isotopes of cabon c12 and c13 traveling with the same velocity move through a isotope has a charge e 16 x 10-19 c
to start a lawn mower you must pull on a rope wound around the perimeter of a flywheel after you pull the rope for 099
the half-life of a sample of 1011 atoms that decay by alpha particle emission is 10 min how many alpha particles are
1 the following augmented matrices represent linear systems in three variables in each case determine the number of
the star sirius is much hotter than the sun with a peak wavelength of 290 nm compared to the suns 500 nm it is also
a star is moving at 02c along the x axis the star is moving away from observer a and toward observer bthe star emits
your are standing with your 1116-kg car at a red light the light turns green and you speed up your car to 33 mph over a
in a high speed rail transportation system for the comfort of the passengers the magnitude of the acceleration and
a habitable star system is about 12 light years from the earth a twin astronaut from earth leaves his sibling behind on
a 20 cm diameter 40 m long plastic rod has 12 micro c excess charge distributed evenly throughout its volumea what is
consider two fragments of dna of radius r1 31 nm and r2 38 nm when they are coiled up as they move through a gel an
quarks have spin frac12the baryons protons neutrons are bound states of three quarks mesons pions kaons are bound
can you calculate the pi of the following peptide phe-lys-glu-asp-lys-ser-alanote there is only one alpha carboxyl at
1 you are tracking the movement of a patch of lipid bilayer on a phagosome that has just fused with a lysosome what is
in a standard mass spectrometer two isotopes of hydrogen are being measured for their relative aboudance in a smaple of
a piano is tuned to a frequency of 44000 hz when it and the g string of a guitar are sounded together 30 beats are
in the picture below is a proposed roller coaster track each car will start from rest at point a and will roll with