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Studentka2010 [4]
3 years ago
10

What's a good science project?

Chemistry
2 answers:
Shtirlitz [24]3 years ago
6 0
I would look up STEM fair projects, I recently had to do one for AP chem but in all honesty my project kinda sucked, haha. It was basically figuring out if the initial temperature of a substance affected the rate at which it froze.
KengaRu [80]3 years ago
5 0
Pour Milk In A Bowl, Add Lots Of Food Dye Colors But Don't Mx Them In. Take A Q-Tip And Dip It In Dish Soap. Stick It In The Milk's Center and WOAH COLOR EXPLOSION. This Reaction Works Because The Soap Is Breaking Down The Fat In The Milk, And The food dye lets you SEE THAT PROCESS!
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How many moles of HCL are needed to react with 0.300 mol of na2 CO3​
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Answer:

(b) Calculate the molarity of a solution of 4.8 mole of HCl in 600 mL of solution. ... (g) Calculate the mass of Na2CO3 that must be used to make 700 mL of a 0.136 M Na2CO3 ... (h) What mass of NaOH is needed to make 200 mL of a 0.300 M NaOH solution? ... However, when we are reacting solutions we have to convert.

Explanation:

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How is a pure substance different from other substances?
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Explanation:

A pure substance is made up solely of that substance and can't be separated into any other substances. A mixture can be separated into two or more pure substances

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