lettymartinez7041 lettymartinez7041

13-11-2018
Biology

contestada

Which of the following chemical equations is balanced?
A. H2 + Cl2 4HCl
B. 4H2 + 2O2 2H2O
C. 4Fe + 3O2 2Fe2O3
D. 2Fe + HCl FeCl2 + H2

Respuesta :

alexiasimoes6 alexiasimoes6

13-11-2018

The answer is C because there is the same number of atoms on the left of the equation as there is on the right.

Answer Link

Otras preguntas

Match Term Definition museo A) El pintor es un _________. teatro B) Una pintura muy grande en la pared es un _________. cine C) Ella es una cantante en ________

what is 7+23+12+12+23

Find all zeroes of x^3-2x

Please help I might fail and If you help I will mark you as the brainiest So wanna help a friend indeed? So HELP ASAP

Why do scientists try to repeat other scientists’ experiments?

Which sentence is written in the past perfect progressive tense? a. The quarterback ran out of bounds as quickly as he could. b. The oven had been smoking for 1

Which is the simple subect in each sentence ? a. Three-toed sloths tango softly in the trees. b. I have never seen a squirrel with a ukulele. c. The owl and the

Eric does not really know how to answer the essay question about cognitive dissonance on his social psychology exam. He decides to write as many facts as he kno

During the arab spring, activists organized protests and marches. what did activists use to organize protests?

Solve for an angle in right triangles.