Search
Questions in chemistry
📝 Answered - Oxygen is denoted as \(^{16}_{8}\text{O}\). How many protons and neutrons does an oxygen atom have?
📝 Answered - How can a convection current enable a hawk or eagle to soar upward without flapping its wings?
📝 Answered - What did J.J. Thomson discover about the atom that changed the previously used atomic model?
📝 Answered - The core of an atom contains protons and __________.
📝 Answered - If something is made of atoms, it must be _____.
📝 Answered - Water is considered a compound of hydrogen and oxygen rather than a mixture of hydrogen and oxygen. Explain why this is the case.
📝 Answered - What are the general characteristics of substances chemists use to separate mixtures into individual substances?
📝 Answered - How many grams of CO₂ are produced by burning 8.32 g of C₄H₁₀?
📝 Answered - What are four physical properties of an orange?
📝 Answered - Water's _____ property creates positive and negative ions, which are essential for chemical reactions.
« Prev
1
...
210
211
212
213
214
...
284
Next »