How many moles are in 8.73 × 1025 atoms of boron, B?
A) 145 moles
B) 3.84 × 1027 moles
C) 1.45 moles
D) 5.04 × 10−25 moles
E) 6.90 × 10−3 moles
Correct Answer:
Verified
Q1: A rock contains an element with a
Q3: Five vials each contain 12 grams of
Q5: How many grams are present in 0.885
Q6: Five vials each contain 12 grams of
Q8: How many atoms are in 0.534 mol
Q11: What is the molecular mass of acetaminophen,
Q11: How many atoms are in 7.12 mol
Q12: Calculate the number of moles in 17.8
Q16: Calculate the molar mass of Ca(BO2)2·6H2O.
A) 273.87
Q19: Calculate the formula mass of (NH4)3AsO4.
A)417.80 amu
B)193.05
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