You are given 68 g of aluminum (Al) and excess water. How many grams of aluminum oxide (Al2O3) can you make? 4 Al + 3O2 --> 2Al2O3
Question 13 options:

95.84 g Al2O3

2.52 g Al2O3

128.48 g Al2O3

101.96 g Al2O3

Which of the following best explains why the end of a spoon sticking out of a cup of hot water also gets hot? question 7 options: the heat from the hot water is conducted through the spoon handle the hot water heats the air surrounding the upper part of the spoon. the hot water causes a physical change in the spoon handle. the hot water causes a chemical reaction to take place in the spoon.

Stage in which a star’s outer layers have started to cool and grow outward?

Amixture that has two or more substances that are spread out evenly is called a. compound b. heterogeneous c. substance d. homogeneous