A patient is advised to supplement her diet with 2g of calcium per day. the calcium tablets she purchase contain 500mg of calcium per tablet, how many tablet per day should the patient take?

How long will it take for half of Bismuth-214 to decay to lead? (Refer to the Uranium-238 decay chain series.) 5 min 13 min 20 min 27 min

Explain why the second is not defined by the length of the day.

Given 1.00 gram of (NH4) 2 CO3, how many grams of this sample would be due to hydrogen?

For the reaction CO+2H2=CH3OH at 700 K, equilibrium concentrations are [H2]=0.072 M, [CO] = 0.020M, and [CH3OH] = 0.030 M. Calculate K

Staples and metal shavings are examples of which type of hazards

What makes up rubbing alcohol?

What are the similarities and differences between protons and neutrons

Draw a structure of glycogen with two alpha (1>4) linkages and two alpha (1>6) 3 linkages between glucose molecules What advantage does a branched structure have over a straight chain polysaccharide? b.

Who invented carbon element?

what natural resources are used to make a computer? what natural resource am i using to operate a computer?