Obsidian is a type of igneous rock. How do igneous rocks form?
from the cooling of magma
from the modification of existing rock
from the cementing of sediments
from the evaporation of waterObsidian is a type of igneous rock. How do igneous rocks form?(1 point)
from the cooling of magma
from the modification of existing rock
from the cementing of sediments
from the evaporation of water
Answers: 2
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8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
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What volume does 1.70 ×10–3 mol of chlorine gas occupy if its temperature is 20.2 °c and its pressure is 795 mm hg?
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The molar mass of nickel(ni) is 58.7 g/mol. how many moles are in an 88 gram sample of nickel?
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Which heterogeneous mixture contains large particles that can settle out or can be filtered? colloid compound element suspension
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Obsidian is a type of igneous rock. How do igneous rocks form?
from the cooling of magma
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