TiaraRichardson TiaraRichardson

20-02-2017
Physics

contestada

18. What is the percent composition of sulfur in H2SO4? A. 32.7% B. 98.1% C. 65.2% D. 2.1%

Respuesta :

Аноним Аноним

20-02-2017

Total mass of the compound = 1*2 + 32 + 16*4
= 2 + 32 + 64
= 98

Now, mass of sulfur = 32

Percentage composition of sulfur = 32/98 * 100
= 16/49 * 100
= 32.7%

In short, Your Answer would be Option A

Hope this helps!

Answer Link

Otras preguntas

Which was a man-made cause of the environmental disaster known as the Dust Bowl? A. high winds B. crop diseases C. drought D. ove

Corey read a poem about inequality between the rich and the poor. The poem included a description of a child, dressed in rags, who sleeps on the street and goe

65% of 40 is what? what's the answer

Which country do they say"glaedelig jul; in??

John is working part-time in an office. He works 30 hours per week and earns $600 each week. He currently has $2,700 in a savings account. John needs to spend $

According to the modern atomic model, electrons in an atom are always

Which of the following cannot be rewritten in the form f(x) = ax where "a" is a rational number?

How many times do the graphs of y = 4x + 3 and y= -x2 – 1 intersect?

Victimization surveys show that the actual amount of crime in the united states is about _____ what official reports indicate? a. half as great as b. the same

The weight of an object on the moon varies directly as the weight of the object on earth. A 75-pound object on earth weighs 15 pounds on the moon. if an object