Chemistry, 05.12.2019 05:31 Maddifalls1562
Alcatuieste formulele substantelor compuse dupa valenta, stabilind indicii si coeficientii. indica tipul reactiei.
a)_ feoh-> fe2o3+_h2o
b)n2+o2-> _n o
Answers: 1
Chemistry, 21.06.2019 20:50
Choose all that apply. when creating a graph, you should: determine the x- and y- variables label the scale on the x- and y- axes plot the data points draw a line of best fit to represent the data trend
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Chemistry, 21.06.2019 22:30
Which supports the idea that birds and butterflies both have wings but they do not have a common ancestor with wings? a. the wings are analogous structures that evolved differently and do not have a similar internal structure. b. the wings are homologous structures that evolved differently and do not have a similar internal structure. c. wings of birds are vestigial structures, but the wing structures of bats are not vestigial. d. wings of bats are vestigial structures, but the wing structures of birds are not vestigial
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Chemistry, 22.06.2019 18:30
What volume of a 0.0606 m solution of strontium bromide is needed to obtain 0.340 mol of the compound? question 42 options: a)5.61 l b) 3.4 l c) 600 ml d) 1 l e) 178 ml
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Chemistry, 22.06.2019 21:00
Rays from the sun are not considered matter true or false
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Alcatuieste formulele substantelor compuse dupa valenta, stabilind indicii si coeficientii. indica t...
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