What are similarities between opinion based research and observation based research

Is the process of kno3 dissolving in water spontaneous?

What mass of salt (nacl) should you add to 1.80 l of water in an ice cream maker to make a solution that freezes at - 13.4 ∘c? assume complete dissociation of the nacl and density of 1.00 g/ml for water?

At any given location, the physical properties of a substance do not change. a. True b. False

What is the relationship between ATP and oxygen during cellular respiration? A. Oxygen is given off when ATP is produced in the mitochondria. B. Oxygen is produced when ATP is used as an energy source. C.

When do you need to apply static friction

When carbon undergoes sp2 hybridization it forms

Give the formula for molarity

A 54-gram sample of an unknown material has a volume equal to 20 cm3. Based on its density, could the sample be aluminum? Explain

What type of reaction takes place when atoms or molecules rearrange to form new substances?

If you pump air into cycle tyre a slight warming effect is noticed at valve stem why