Answer:
a straight neck flask to allow air to get in
Explanation:
I took the test eWe
Density= mass/volume
volume=mass/density
volume= 40.0g/1.114g per mL
volume= 35.90664273 mL
volume = 35.9 mL
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A.)49.4974874 moles or 49.5 moles
B.)2.980808730172671e+25 or 3e+25