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2A1 +
3Cu(SO4)
3Cu
+
Al2(SO4)3n

m=65g
m=?

You have been given 0.5 grams of Cuso, and the balanced chemical equation above. Using this
information, complete the following calculations:
a) Find moles of Cu(SO) (n=m/M)

b) Use the mole ratio to find moles of Cu

c) Find mass of Cu
(m = nx M)

Agroup of students is studying convection current. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other is in an area with warm air. after 10 minutes, the balloon are released from a height of 1 meter. which of the following to the students most likely observe? a) the warm balloon expands and rises. the cold balloon shrinks and sinks b) the balloon both rise. the cold balloon is larger than the warm balloon c) the cold balloon expands and rises. the warm balloon shrinks and sinks d) the balloon rise at the same rate. both balloons are the same size

What is the wavelength of a wave with a velocity of 50 m/s and a frequency of 5hz a 250 m b 0.1 m c 10m d 0.01 m

Citric acid has a ph between 1 and 3.  it is considered to be aa. weak acidb. weak basec. strong based. strong acid