A patient needs to take 875mg twice daily The pills in the bottle are each 250mg How many pills does she wants to take 875mg

pill need to taken for completing dosage of mg

Explanation:

Total dosage of medicine to be taken in a day

mg

Total weight of one pill mg

Number of pills required is equal to total dosage of medicine divided by the weight of one pill.

Hence,

Number of pills

the law of conservation of mass states that in a chemical reaction, the total mass of reactants is equal to the total mass of products. because atoms are only rearranged in a chemical reaction, there must be the same number of sodium atoms and chlorine atoms in both the reactants and products

a corroding iron, if that's one of your choices