Ask a New Question

A black solid is heated

A black solid is heated in a tube that is completely evacuated of air. Hydrogen is added to the tube. An orange powder is formed
1. 1 answer
2. asked by Boyet
3. 739 views
Which of the following statements regarding the solid state of matter is incorrect?- solid can be compressed to smaller volumes
1. 1 answer
2. asked by Tareq
3. 150 views
1] When solid B was heated strongly it gave off water and a solid residue.When water was added to the solid residue the original
1. 3 answers
2. asked by joy mbaa
3. 272 views
what happens when solids, liquids, and gases are heated/cooled?Most expand if heated; contract if cooled. Solids, if heated high
1. 2 answers
2. asked by carter
3. 807 views
Which is the correct reason that propane heated air causes a hot air balloon to lift off the ground.A. The heated air molecules
1. 1 answer
2. asked by Anonymous
3. 171 views
A light green powder is heated in a test tube. A gas is given off, while the solid becomes black. In which classification of
1. 2 answers
2. asked by Kara
3. 1,053 views
A light green powder is heated in a test tube. A gas is given off and the solid becomes black. In which classification of matter
1. 2 answers
2. asked by Hannah
3. 916 views
If 10.0 g of CaCO3(s) is heated, 5.61 grams of solid CaO will remain (4.39 g CO2 gas is driven off)If 3.25 g of NaCl(s), which
1. 1 answer
2. asked by Keenan Flemming
3. 513 views
A yellow solid X was heated in a lab. Which can only dissolve in Carbon (IV) Sulphide (CS2) when it was heated until 100°C it
1. 1 answer
2. 78 views
lets just say that 5g of solid benzoic acid burns under gaseous oxygen atmoshphere. Temperature increases from 20c to 50c. So is
1. 2 answers
2. asked by eng
3. 570 views