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Is crushing charcoal into powder a physical or chemical change?
Crushing charcoal into powder is a physical change, as it alters the size and shape of the charcoal without changing its chemical composition.
Some dilute sulfuric acid H2SO4 has a concentration of 4.90g per dm3 what is the concentration in mol per dm3?
98 g per dm3 would be 1 molar - so 49 g would be 0.5 molar , so 4.9 g is 0.05 mol per dm3 or 0.05 mol.dm-3
Is Cleaning a painted surface with acid a chemical or physical change?
Chemical broooooooooooooooo niga
Is peeling an apple a physical or chemical change?
it is a chemical change
Is ripping your jeans chemical or physical change?
Physical - there are no chemicals involved
What is 400 cm3 in dm3?
400 cm3 to dm3
How do you convert dm3 to liters?
1 liter is 1 dm3
How do you convert 786 dm3 into m3?
100cm = 10 dm = 1m 1000 dm3 = 1 m3 ---> 786 dm3 = 0.786 m3
Is stapling an envelope a physical change or chemical?
A physical change
How many dm3 in 300 cm3?
300 cm3 equals 0.3 dm3
If an aquarium is 120 dm3 how many liters does it contain?
120 dm3 = 120 liters
What is the Price of xenon gas?
The price of 99.995 % pure xenon gas costs 266.50 €/dm3 in small quantities (1 dm3) and about 10.62 €/dm3 in large quantities (300 dm3). (http://www.ktf-split.hr/periodni/en/xe.html)
Is a nonflammable a physical or chemical property?
chemical property
Can chemical and physical changes be called chemical and physical reactions?
yes it can be called physical and chemical reaction
Is the chemical formula h20 physical or chemical?
Physical
Is crushing charcoal into powder a physical or chemical change?
Crushing charcoal into powder is a physical change, as it alters the size and shape of the charcoal without changing its chemical composition.
Is a shape a physical or chemical property?
physical property
