lukajovic0987585 lukajovic0987585

11-06-2021
Chemistry

contestada

Hydrogen peroxide, H2O2 , is used on the skin to prevent infection. Explain why
hydrogen peroxide is not 50% hydrogen by mass.

Respuesta :

wwwoseiisaaccom2002 wwwoseiisaaccom2002

11-06-2021

Answer:

5.88%

Explanation:

hydrogen contribute only 2 by mass which is not even up to half the molecular mass of H2O2 which is 34 hence not 50% by mass.

Answer Link

Otras preguntas

PLEASE HELP!! What is the value of q? Show all work. Don’t forget to label your answer. Thank you.

Triangle ABC has vertices of A(-8,8),B(6,2),C(-2,1).Find the length of the median from C in triangle e abc

What is the angle of rotation of this regular octagon? What is the measure of an interior angle? A. 45°, 135° B. 22.5°, 135° C. 45°, 108° D. 22.5°, 108°

A rock (mass 45 kg) falls into a ravine. What is the force of air resistance when it has reached terminal velocity.? 9.8 N 221 N 340 N 441 N

Elements that have high electronegativities occur in which group on the periodic table? a.IA b.IIIA c.VIIA d.IIA e.O

I NEED HELP IN MATH

Why did.the united states esablish relashins with china in the 70s?

QUICK HELP PLEASE! Patrick did an experiment to study the solubility of two substances. He poured 100 mL of water at 20 °C into each of two beakers labeled A an

The sandbox at a local playground is shaped like a square. The length of one side of the sandbox is 8 feet. What is the area of the sandbox, written as an exp

HISTORY HELP PLEASE!!!!