Chemistry, 20.09.2019 04:30 ciralove2004
Astudent sets up two reactions. reaction 1 uses 0.130 mol/l of reactant, and reaction 2 uses 0.440 mol/l of reactant. how many times faster is reaction 2 compared to reaction 1?
Answers: 2
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A50.0g sample of liquid water at 0.0 c ends up as ice at -20.0 c. how much energy is involved in this change?
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Chemistry, 22.06.2019 17:30
A650 ml sodium bromine solution has a bromide ion concentration of 0.245 m. what is the mass (g) of sodium bromide in solution? a) 103.b)0.00155.c)16400.d) 16.4.e) 0.159
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Chemistry, 23.06.2019 01:30
Astudent states that 9.0 g of baking soda will form an unsaturated solution in 100 g of water. what do you need to know to decide whether this statement is correct? a. the temperature of the water and the molar mass of baking soda b. the percent by volume of the solution and the solubility of baking soda c. the temperature of the water and the solubility of baking soda at that temperature
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Chemistry, 23.06.2019 18:30
The electron–pair geometry of a molecule is tetrahedral. what is its bond angle if there are no lone pairs of electrons?
Answers: 2
Astudent sets up two reactions. reaction 1 uses 0.130 mol/l of reactant, and reaction 2 uses 0.440 m...
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