Choose the statement below that best describes the following chemical equation:
4 al + 3 o2 -...
Mathematics, 02.10.2019 19:30 julie426
Choose the statement below that best describes the following chemical equation:
4 al + 3 o2 --> 2 al2o3
a. when aluminum reacts with atmospheric oxygen, aluminum oxide is produced
b. the equation demonstrates the law of conservation of mass.
c. the chemical equation is balanced.
d. all statements above describe the chemical equation.
Answers: 1
Mathematics, 21.06.2019 22:30, jack487
Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y > 2x + 3y is less than negative 3 over 2 times x minus 4part a: describe the graph of the system, including shading and the types of lines graphed. provide a description of the solution area. (6 points)part b: is the point (â’4, 6) included in the solution area for the system? justify your answer mathematically. (4 points)
Answers: 1
Mathematics, 21.06.2019 23:10, skylar1315
Determine the required value of the missing probability to make the distribution a discrete probability distribution. x p(x) 3 0.23 4 ? 5 0.51 6 0.08 p(4) = nothing (type an integer or a decimal.)
Answers: 3
Mathematics, 22.06.2019 02:00, princess6039
The poll report includes a table titled, “americans using cash now versus five years ago, by age.” the age intervals are not equal. why do you think the gallup organization chose the age intervals of 23–34, 35–54, and 55+ to display these results?
Answers: 3
Mathematics, 24.06.2019 20:30
Mathematics, 24.06.2019 20:30
Mathematics, 24.06.2019 20:30
History, 24.06.2019 20:30
Mathematics, 24.06.2019 20:30