Is it a spontaneous or non-spontaneous change?
During an exothermic chemical reaction, two moles of gaseous reactants are turned into four moles of gaseous products.
Spontaneous Non-spontaneous
During an endothermic chemical reaction, four moles of gaseous reactants are turned into two moles of gaseous products.
Spontaneous Non-spontaneous
A gas expands without absorbing or releasing heat.
Spontaneous Non-spontaneous
Answers: 1
Chemistry, 22.06.2019 10:30, shaylawaldo11
Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?
Answers: 3
Chemistry, 22.06.2019 10:30, mv603177
Rocks, as they are compressed, begin forming mountains above the earth's surface when two continental plates converge. the continental crust increases in depth as the mountains grow above. the himalayan mountains formed at a convergent plate boundary in this manner. the rocks are smashed together causing them to due to the intense heat and pressure from the colliding plates and eventually forming rock. a) melt; igneous b) layer; sedimentary c) recrystallize; metamorphic d) melt into the earth's interior; metamorphic
Answers: 1
Chemistry, 22.06.2019 18:00, jalenclarke25
What volume would 2.25 moles of ne has occupy at stp?
Answers: 1
Chemistry, 22.06.2019 19:00, HaydenSturgis1
Which is the solubility product expression for caf2(s)?  [ca2+]/[f–]2  [ca2+][f2–]  [ca]+[f]2  [ca2+][f–]2
Answers: 3
Is it a spontaneous or non-spontaneous change?
During an exothermic chemical reaction, two moles of...
English, 24.03.2020 18:06
English, 24.03.2020 18:06
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Mathematics, 24.03.2020 18:06