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Chemistry, 21.06.2019 19:00
Agood hypothesis includes which of the following? a: prediction b: data c: uncertainty d: conclusion
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How many liters of hydrogen gas will be produced at stp from the reaction of 7.179×10^23 atoms of magnesium with 54.219g of phosphoric acid (h3po4) the equation is 3mg + 2h3(> mg(po4)2+3h2
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Chemistry, 22.06.2019 05:20
Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.
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If the volume of a gas collected at 60°C and 1x 109 Pa pressure was 70 cm', what
would be the volu...
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