Use the reaction given below to solve the problem that follows: Calculate the mass in grams of oxygen gas required to produce 84.5 grams of aluminum oxide. [ ]grams O2

4 Al + 3 O2 --> 2 Al2O3
**Your answer should be written as XX. X

When 225mg of anthracene, c14h10(s), was burned in a bomb calorimeter the temperature rose by 1.75k. calculate the calorimeter constant. by how much will the temperature rise when 125mg of phenol, c6h5oh(s), is burned in the calorimeter under the same conditions? (δch< (c14h10,s)=–7061 kj mol−1.)

98 ! and brainliest plz ! the below reaction can be categorized as more than one type of reaction. which reactions are these, and what are the types of reactions?

Using the periodic table, complete the following. element: hydrogen symbol: h₂ molecular weight: g mass of one mole: g/mol