When doing single replacement reactions, how do we know what the element being replaced will be?What is \Delta G ? Why does it need to be negative for a reaction to be spontaneous?What is the difference between ionic bonding and a redox reaction?
When an electron is transferred from one element to another, how does the element getting an extra electron still become a positive ion? How much energy is released when the following amounts of propane are burnt: 0.2 mol, 4 mol, 33 g? What is the freezing poi...
What is the formula for this compound? (a) What is the compound formula of nickel(III) selenide? (b) Identify it as an ionic compound, acid, or molecular compound. When writing the name of an ionic compound, what ending is added to the root name of an element to show that...
Answer to: A perfect cube of aluminum metal was found to have a mass of 20.00 g. The density of the aluminum is 2.70 g/ mL. What are the dimensions...