What would the atom ratio of 206pb to238u be in a uranium
What would the atom ratio of 206Pb to238U be in a uranium mineral from a rock that is 1.0 × 10^9 years old? t1/2(238U)= 4.5 × 10^9 yr
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Two coils have the same number of circular turns and carry the same current. Each rotates in a magnetic field acting perpendicularly to its axis of rotation, What is the radius (in cm) of coil 2
Have you ever wondered about how a frost-free refrigerator remains, well, frost-free? The key is sublimation During certain times, the freezer compartment is warmed slightly
A 2.983 gram sample containing an unknown amount of arsenic trichloride and the rest inerts was dissolved into a NaHCO3 and HCl aqueous solution. To this solution was added 1.910 grams of KI and 50.00 mL of a 0.00894 M KIO3 solution. The excess I3
why is vapor unlikly to behave as an ideal gas near the temperature at which the vapor would liquefy
A rocket is fired at a speed of 82.0 m/s from ground level, at an angle of 38.0 ° above the horizontal, By how much does the rocket clear the top of the wall
Find the values of b0 and b1 using the method used in regression, and predict the time in minutes required by the operator to produce the component, after 3 hours of training.
It is important that the flask used for molar mass determination is completly dry before adding volatile liquid unknown to it.why? what would happen to any droplets of wash-water remaining in the flask when the temperature of the flask is raised t
two mwthods were described for determining the volume of the flask used for the molar mass determination.
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