20.0g of C2H8 is combusted with 30.0g of Oxygen. *Use the following for molar masses: 12g for C, 1g for H and 16g for O.
Question 1: What is the limiting reagent? (for your answer,
type the formula of the compound)

Question 2: How much water (in grams) did you make? Use the
?
correct sig figs. Please just state the number.

Which of the following true? a_volcanoes and earthquakes often near the plate boundaries. b_volcanoes occur whereve there are tall mountains. c_earthquakes cause volcanoes in the same location to erupt violently d_volcanoes and earthquakes occur only where plates are colliding with each other

Based on the equation and the information in the table, what is the enthalpy of the reaction?

The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.