SEP Engaging in Argument A classmate claims that sodium is a significant source of Calories in both foods because of the values listed for sodium in the food labels. Do you agree with the classmate’s claim? Cite reasons to support your argument.

You are performing an experiment in a lab to attempt a new method of producing pure elements from compounds. the only problem is that you do not know what element will form. by your previous calculations you know that you will have 6.3 moles of product. when it is complete, you weigh it and determine you have 604.4 grams. what element have you produced?

According to periodic trend, which of the following most likely has the highest ionization energy? kr be ni sc

Explain the relationship between forward and backward reactions in equilibrium, and predict how changing the amount of a reactant (creating a tension) will affect that relationship.