Examlex
Consider the balanced equation: Al2S3(s) + 6H2O(l) 2Al(OH)3(s) + 3H2S(g)
If 15.0 g of aluminum sulfide and 10.0 g of water are allowed to react as above, and assuming a complete reaction
A) by calculation, find out which is the limiting reagent.
B) calculate the maximum mass of H2S which can be formed from these reagents.
C) calculate the mass of excess reagent remaining after the reaction is complete.
Algorithm
A set of rules or steps designed to solve a problem or accomplish a task, often used in computer programming.
Heuristic
A simple, efficient rule or method used to make decisions or solve problems, often employing a practical but imperfect approach.
Locker Combination
A numerical or alphanumeric code used to secure and unlock a locker.
Algorithm
A step-by-step procedure or formula for solving a problem or completing a task, often used in mathematics and computer science.
Q1: Complete and balance the equation for the
Q37: The difference in energies between the 1s
Q48: Select the diamagnetic ion.<br>A) Cu<sup>2+</sup><br>B) Ni<sup>2+</sup><br>C) Cr<sup>3+</sup><br>D)
Q49: What geometry is particularly common for complexes
Q67: Use Hess's Law to calculate the
Q70: Define what is meant by electron affinity,
Q82: A certain transition metal complex has the
Q86: Iron(III) forms an octahedral complex with the
Q89: In a redox reaction, the reducing agent
Q100: Select the incorrect statement about elements and