Chemistry, 28.01.2021 23:20 dudedude4096
You and your science group have been handed five mineral samples to identify. First, you sort the minerals by color. One has many
colors. The group decides that it is either fluorite or quartz. What other property would help you identify the mineral?
A)
luster
B)
hardness
C)
acid test
D)
crystal structure
Hurrry
Answers: 1
Chemistry, 21.06.2019 12:50
Use the standard enthalpies of formation for the reactants and products to solve for the δhrxn for the following reaction. (the δhf of c2h4 is 52.26 kj/mol, co2 is -393.509 kj/mol, and h2o is -241.818 kj.) c2h4 (g) + 3o2(g) 2co2 (g) + 2h2o(g) δhrxn = the reaction is .
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An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a.the mitochondria b.the nucleus c.the vacuoles d.the endoplasmic reticulum
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You and your science group have been handed five mineral samples to identify. First, you sort the mi...
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