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Chemistry, 23.06.2019 08:00
Pl what kind of reaction is this? nahco3 + h2o β co2 + naoh + h2o -composition -decomposition -single replacement -double replacement im leaning more toward single replacement. if im wrong can you explain whyy?
Answers: 2
Chemistry, 23.06.2019 16:30
In chile, the deepest earthquake occurred at 61.7Β°w longitude at a depth of 540 km. if the rocks at the focus began subducting 10 million years ago and are now 1000 km from their original position, what is the average rate of subduction in cm/yr?
Answers: 2
Chemistry, 23.06.2019 17:30
What mineral is this? color: varies streak: colorless indistinct/fracture luster: non fluoresces
Answers: 1
Karina strikes a match to light a candle...
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