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What 3 items that you might prepare for breakfast that are changed chemically or physically during preparation?
Wiki User
∙ 6y ago
Bread is toasted, eggs and bacon fried. All 3 produce a chemical change. If you squeeze juice from an orange, it is a physical change. Bake muffin batter, it undergoes a chemical change to become muffins. Now I am hungry.......
Wiki User
∙ 6y ago
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When 2 atoms chemically bond together do they change chemically physically or both?
It depends on the elements used. e.g. Burn solid, black carbon in oxygen and you get CO2. The C & O have both changed chemically as they share electrons. The solid carbon has now become a gas and is no longer black. That's a physical change, brought about chemically.
When granite is chemically weathered what happens?
it is changed to a clay form
What is the substance that helps a reaction but isn't chemically changed?
These substances are called catalysts.
True or False When a chemical reaction occurs the physical and chemical properties of the reactants are the same as the properties of the products.?
unnecessary will change physically depending on what type of reaction, sometime chemically change . For example physically change are ice to water (solid to liquid) Chemically change are HCl + NaOH = NaCl + H2O ( the content changed )
What are two or substances that have been combined but not chemically changed?
maybe mike auto body form
How can matter be changed?
Physically or chemically.
What is test variable?
The dependent variable , which is the one being measured.
Mixtures are made of substances that are .?
Chemically changed and can be physically separated into different species.
Can volume be changed physically and chemically?
in gases, change in volume is a physical change. however you can manipulate it physically or chemically (to a loose definition). Look at the ideal gas equation. PV=nRT Volume is dependent on pressure and temperature (physically changed) and on the number of moles (amount of gas) (chemical....ish)
What happens when sedimentary rocks are physically and chemically changed?
Metamorphism occurs and they change to metamorphic rocks
Is lead biogradable?
lead is an element. it cant be biodegraded if its not biological. however it can be physically or chemically changed such as grinding, melting or giving it an acid bath
When 2 atoms chemically bond together do they change chemically physically or both?
It depends on the elements used. e.g. Burn solid, black carbon in oxygen and you get CO2. The C & O have both changed chemically as they share electrons. The solid carbon has now become a gas and is no longer black. That's a physical change, brought about chemically.
What is paper changed into when has been changed chemically by fire?
Ash and smoke.
Where does rock come from tell the answer?
Rock is soil compacted and changed physically and chemically over thousands of years. The changes are due to temperature, pressure and various chemicals in the area that process is taking place.
What scientist that said that atoms can be changed chemically?
Dalton
Is the liquid propane in a barbecue evaporates away because the user left the valve open a chemical or physical change?
It's a physical change. Chemically, it's still propane - but it's physically changed from a liquid to a gas.
What is in dye?
Dyes are colored unsaturated organic chemical compounds which contain chromophre groups and capable to giving color.The process by which a textile material is changed the material physically or chemically so that it looks colorful is called dyeing.
