A. 64.5%
B. 65.6%
C. 63.5%
D. 61.5%
Submitted by: Muhammad Ali Kunbhar
Related Mcqs:
- A sample of an iron and oxygen ore has a mass of 35.8 grams. The iron in the compound has a mass of 27.9 grams. What is the percent iron in the ore?
A. 74% Fe
B. 75% Fe
C. 77% Fe
D. 78% FeSubmitted by: Muhammad Ali Kunbhar
- Mass spectrometer is used to determine Mass number of isotopes and___________________?
A. Atomic number
B. Relative abundance
C. Electronic configuration
D. All of the above - The number of atoms present in 21.6 gram of silver (atomic weight = 108) are same as the molecules in__________?
A. 1.8 gram of H2O
B. 12 moles of KMnO4
C. 0.6N H2SO4
D. 4.6 gram of C2H5OHSubmitted by: Muhammad Ali Kunbhar
- The chemical symbol for silver is __________?
A. Au
B. Ag
C. Sv
D. AtSubmitted by: Aamir khan Hullio
- What is the formula of Silver nitrate?
A. AgNO
B. AgNO2
C. AgNO3
D. AgNO4Submitted by: Muhammad Kamal
- Silver nitrate is also known as____________?
A. Blue Stone
B. Blue Vitriol
C. Lunar Caustic
D. Both A & BSubmitted by: Muhammad Kamal
- Silver nitrate is used in laboratory as a reagent for the detection and determination of____________?
A. Alkali metals
B. Aldehydes
C. Halides
D. KetonesSubmitted by: Muhammad Kamal
- Which of the following is the use of Silver nitrate?
A. used as mordant in dyeing
B. used in photography and medicines
C. used in making green pigments
D. All of theseSubmitted by: Muhammad Kamal
- Silver mirror is a test for ____________?
A. Aldehydes
B. Thio alcohols
C. Amines
D. EthersSubmitted by: Aamir khan Hullio
- A compound is determined to have an emperical formula of C2H6O and a molar mass of 138 g/mole. What is the molecular formula?
A. C2H6O
B. C6H18O3
C. C6H12O6
D. C2H5OSubmitted by: Muhammad Ali Kunbhar