What is the major difference between the periodic table created by Dmitri Mendeleev and the one created by Henry Moseley?

Which of these are true. A) in molecular compounds, more heat is needed to separate their molecules than is needed to separate ions. B) molecular compounds melt at much higher temperatures than do ionic compounds.

What are the two ways in which an ion can be made?

How are two atoms of the same element alike?

How many moles of oxygen would it takie to produce 8 moles of carbon dioxide?

What particle will balance the following nuclear equation?

A molecule from a new organism contains adenine, cytosine, guanine, and thymine. What molecules is being looked at?

In what pH range does phenol red change from yellow to pink

Given the generic chemical reaction below write the rate of the reaction

23 For a reaction at equilibrium, which change can increase the rates of the forward and reverse reactions?

If the formula for potassium chlorate is KClO3 and the formula for magnesium fluoride is MgF2, then what isthe formula for magnesium chlorate?