A 500.gram iron ore sample was determined to contain 242 grams of iron.What is the mass percent of iron in the ore?
A) 93.7
B) 48.4
C) 51.6
D) 32.6
E) none of the above
Correct Answer:
Verified
Q58: How many moles are there in 82.5
Q59: What is the mass of 3.09 ×
Q60: How many hydrogen atoms are in 35.0
Q61: How many molecules of sulfur trioxide are
Q62: What is the molar mass of aluminum
Q64: A 42.7 gram sample of potassium nitrate
Q65: If 3.011 ×1023 molecules have a mass
Q66: One mole of potassium sulfate contains:
A)4 moles
Q67: Calculate the molar mass of calcium nitrate.
A)136.03
Q68: Which of the following contains 9.02 ×
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents