andrejreed7669 andrejreed7669

22-04-2024
Chemistry

Answered

The value of ∆h° for the following reaction is -3351 kJ: 2Al (s) + 3O₂ (g) → 2 Al₂O₃ (s) the value of ∆hf ° for Al₂O₃ (s) is __________ kJ.

Answer :

Other Questions

In the standard (x,y) coordinate plane, a line segment has its endpoints at (3,6) and (9,4). What are the coordinates of the midpoint of the line segment?

Round 0.142 to the nearest tenth

A people-moving conveyor-belt moves a 600-newton person a distance of 100 meters through the airport. a. How much work was done? b. The same 600-newton person l

what is .27 repeating as a fraction

Solve the inequality. -z+20>z+20

Which term is used for the tendency of an object to resist a change in its motion? A. acceleration B. displacement C. momentum D. inertia

Suppose M is the midpoint of line FG. A) FM= 5y+13, MG=5-3y, FG=? B) FM=8a+1, FG=42, a=?

The root of the word rational is ratio. Describe the relationship between rational numbers and ratios.

if an organism can not reproduce,is it still considered living?why?

The temperature danger zone is:*