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Create an rock, paper, scissors game. The user should input one option, and the computer should play randomly.

Possible solution: Firstly, two variable need to be created. The first variable is the one associated to the user's choice, while the second one is the one for the computer. The variable ...

Answered by Alfredo R. • Python tutor

1633 Views

How do I use the subjunctive?

The subjunctive is a mood, not a tense, and it is used to describe attitude. It often expresses wish, fear, uncertainty, or hope.
"Que" is a good indication that the use of the sub...

Answered by Urszula K. • French tutor

2014 Views

Solve the simultaneous equations 3x + 2y = 4, 4x + 5y = 17

To solve this pair of simultaneous equation I will use the substitution method however the elimination method could also be used here.
Eq1. 3x + 2y = 4
Eq2. 4x + 5y = 17
First rearrange Eq1...

Answered by George H. • Maths tutor

4489 Views

Propane burns completely to produce carbon dioxide and water. Describe how you would use limewater to show that carbon dioxide is produced.

If carbon dioxide is present, when the solution produced is mixed with lime water if it turns cloudy this will prove that carbon dioxide is present.

Answered by Huzair A. • Chemistry tutor

2779 Views

Predict whether the lattice energy of magnesium oxide, MgO, is more or less exothermic than the lattice energy of magnesium sulfide, MgS. Justify your answer in terms of the sizes and the charges of the ions involved.

To start with, we can clearly see that the difference between MgO and MgS is the anions, we have O(2-) and S(2-). As we know (from looking at the periodic table) O(2-) has a smaller ionic radius, and ther...

Answered by Huzair A. • Chemistry tutor

17918 Views