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What is the black stuff that is left over after sugar melts and eventually burns?
Carbon
How do you remove sand and sugar?
Add water, and the sugar will dissolve leaving the sand as a solid. Filter that mixture and the sand will stay on the filter paper and the water and sugar will pass through. Evaporate the water, and you'll be left with sugar only.
When table sugar is heated to its melting point it bubbles and turns black When it cools it remains a black solid Describe the change as chemical or physical?
I'd say it's a chemical change, because it's obviously not a sugar anymore...
Do molecules of solid lump of sugar move?
no
Which substance is left behind after you evaporate sugar solution?
Sugar is 'left over' because it is nonvolatile
What is the name of the black solid which collects on the outside of an evaporating basin when it is heated by a yellow Bunsen flame?
The black solid left is whatever is left of the compound or elements. This is most likely the leftover water.
Is sugar solid?
yes,sugar is solid
Is sugar a gas liqued or solid?
sugar is a solid.
How do you display a border like this in css The top border equals 10 pixels The bottom border equals 5 pixels The left border equals 20 pixels The right border equals 1pixel?
div.bordered { border-top:10px solid black; border-bottom:5px solid black; border-left:20px solid black; border-right:1px solid black; }
What type of solid is sugar classified as?
Sugar is a molecular solid
What is the black stuff that is left over after sugar melts and eventually burns?
Carbon
Is sugar a solid liquid or gas?
Solid, Because its particles are joint together thats why its sweet solid
What is the residue left after charring a sucrose?
What is left after heating sucrose is charcoal or solid carbon (C2). Heating causes sucrose to decompose as referred to this chemical reaction: C12H22O11 + O2 (the air is filled with it) - Heated --> CO2 + H2O + C2
How do you remove sand and sugar?
Add water, and the sugar will dissolve leaving the sand as a solid. Filter that mixture and the sand will stay on the filter paper and the water and sugar will pass through. Evaporate the water, and you'll be left with sugar only.
When table sugar is heated to its melting point it bubbles and turns black When it cools it remains a black solid Describe the change as chemical or physical?
I'd say it's a chemical change, because it's obviously not a sugar anymore...
How do you add a 1 pixel wide solid black border to the left and right of a column using CSS?
Use:.columnClass {border-left: solid 1px #000000;border-right: solid 1px #000000;}and add class="columnClass" to your cells.
What is the diffence between Bicarb soda and Sugar?
baking powder is an insoluble solid and sugar is soluble solid!!!!!!!!!!!!!!!
