205k views
0 votes
Sand, also known as silicon dioxide, is the main component of glass. If a glass blower used 10 kg of sand, combined with .5 kg of sodium carbonate and 1.5 kg of calcium oxide to produce a glass bowl with a mass of 9 kg, how much material was wasted?

A)
2 kg


B)
3 kg


C)
12 kg


D)
21 kg

2 Answers

3 votes
3 kg is the answer pal

User Camala
by
8.4k points
3 votes

Answer:

3kg

Step-by-step explanation:

Sand, also known as silicon dioxide, is the main component of glass. If a glass blower used 10 kg of sand, combined with .5 kg of sodium carbonate and 1.5 kg of calcium oxide to produce a glass bowl with a mass of 9 kg, how much material was wasted?

mass of sand=10kg

mass of sodium carbonate=0.5kg

calcium carbonate=1.5kg

glass bowl=9kg

SiO2+CaO+NaCO3----->Glass bowl+residue

10+0.5+1.5=9+x

x=12-9

x=3kg

the mass of material wasted is 3kg

User Mitch Mitchell
by
8.3k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.