28-09-2016
Chemistry

Answered

Calculate the mass(in grams)of calcium carbonate present in a 50.00 mL sample of an aqueous calcium carbonate standard, assuming the standard is known to have a hardness of 75.0 ppm (hardness due to CaCO3).

Verified Answer :

taskmasters taskmasters

08-10-2016

The units of ppm means parts per million. Also, It is equivalent to milligrams per liter. It is one way of expressing concentration of a substance. It usually used to describe the concentration of something in water or soil. We calculate the mass of CaCO3 as follows:

Mass = 75 mg/L (.050 L) = 3.75 mg CaCO3

Answer Link

Related Questions

Earths tectonic plates move in response to convection a in earths crust b In the outer core c Due to earthquakes d In the asthenosphere

julia spends 225 on gas for her lawn mowershe earns 1500 mowing her neighbors yardwhat is julias profit

What is the numerator of the fraction equivalent to that has a denominator of 60

Explain the relationships among atoms elements and compounds

Solve d141214 Show your work

compare and contrast the rainforest and desert ecosystem

The main purpose of a sentence is to help writing flow more naturally conclusion introduction supporting transition

What 3 numbers multiply to get 175

For many of these myths and legends we only have one or two sources left from ancient times Without them these ancient myths and legends would be gone forever W

Which was a famous reformation portrait painter