Chemistry Question

User Generated

PuneybggrJevggre

Science

Description

  1. In a careful experiment, a chemist burns 15.4 kg of wood in a fireplace. The chemist collects all of the substances produced by the fire. He measures the mass of ash produced to be 925 g, mass of carbon dioxide is 15.14 kg, and the mass of water produced to be 3.12 kg. How much oxygen was used up by the wood while it burned?


User generated content is uploaded by users for the purposes of learning and should be used following Studypool's honor code & terms of service.

Explanation & Answer

The law of conservation of mass says that the mass of the products is equal to the mass of the reactants.

wood + oxygen = ash + carbon dioxde + water

15.4 kg + oxygen = 0.925 kg + 15.14 kg +3.12 kg

15.4 kg + oxygen = 19.185 kg

oxygen = 3.785 kg


Anonymous
Excellent! Definitely coming back for more study materials.

Studypool
4.7
Trustpilot
4.5
Sitejabber
4.4

Related Tags