abbymay07202004 abbymay07202004

20-03-2021
Chemistry

contestada

1. Calculate the mass of alumina (A1203) produced when 250 g of aluminum burns in oxygen.

Respuesta :

gilbertokorir56 gilbertokorir56

20-03-2021

Answer:

4Al + 3O2 ------> 2Al2O3

the mole ratio is 4:2

you divide 250 by 2

you get 125 and that's the mass produced

Answer Link

Otras preguntas

Economists from which administrative department help the president formulate spending plans and regulatory policies?

Which of the following is a difference between communism and capitalism? a. In communism, industry is privately owned while c. Ownership belongs to government i

Communicating research results to appropriate managers is part of which phase of the Marketing Research Process? Data Capture Research Configuration Information

Suppose 650 mL of hydrogen gas are produced through a displacement reaction involving solid iron and sulfuric acid, H2SO4, at STP. How many grams of iron (II) s

write 7 rational number between 3 and 3/10

who wants to help me write a song

Malcolm and Ravi raced each other. The average of their maximum speeds was 260 km/h. If doubled, Malcolm's maximum speed would be 80 km/h more than Ravi's maxim

3 times a number is 10 less than the square of that number. Find the positive solution.

The narrator describes the courtiers as resolving "to leave means neither of ingress or egress" in paragraph 2. What does this description reveal about the cour

force of 10 lb is required to hold a spring stretched 4 in. beyond its natural length. How much work W is done in stretching it from its natural length to 6 in.