During a synthesis reaction, 3.2 grams of magnesium reacted with 12.0 grams of oxygen. What is the maximum amount of magnesium oxide that can be produced during the reaction? Mg + O2 → MgO (5 points) 5.3 grams 6.5 grams 7.2 grams 9.5 grams

Which of the following compounds does not contain molecules? question 2 options: co2 h2 nacl h2o

What does a particular point on a line of a phase diagram represent? o a. the maximum temperature a substance can exist at without bonds breaking b. the pressure created by the kinetic energy of molecules at a particular temperature c. the melting point or boiling point of a substance at a specific pressure d. the conditions in which temperature and pressure have equal effects on a substance

Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture