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Trevor

Questions (123)

To assay silver content in an alloy, a 13.38 g sample of alloy was dissolved in nitric acid. The addition of 0.53 molar sodium
1. 2 answers
2. 766 views
What volume of 0.7 molar sodium hydroxide is needed to completely neutralize 90.04 mL of 0.4 molar sulfuric acid?
1. 2 answers
2. 550 views
The anions sulfite, carbonate and sulfide produce what gassesrespectively?
1. 4 answers
2. 474 views
9. Complete combustion of a 0.20 mole sample of a hydrocarbon, CxHy, yields 0.80 mol of CO2 and 1.0 mol of H2O. What is the
1. 4 answers
2. 3,316 views
Elemental sulfur can form sulfur trioxide when burned. When sulfur trioxide is dissolved in water, it yields sulfuric acid. The
1. 3 answers
2. 1,224 views
What is verb in the following sentence?There are many boats at the campsite.
1. 1 answer
2. 467 views
2NH3 <--> NH4+ + NH2-In liquid ammonia the reaction represented above occurs. In the reaction, what does the NH4+ act as? A
1. 4 answers
2. 4,913 views
Which of the following produces a coordinate complex?H2SeO4 + 2Cl- + 2H+ --> H2SeO3 + Cl2 + H2O S8 + 8O2 --> 8SO2 3Br2 + 6OH-
1. 1 answer
2. 745 views
.5=e^(-20t)I am assuming this involves logs but we did't really learn logs. Anyone care to walk me through with a calculator.
1. 2 answers
2. 1,107 views
A small plastic ball with a mass of 6.50x10^-3 kg and with a charge of +0.150x10^-6 C is suspended from an insulating thread and
1. 5 answers
2. 1,117 views
A small plastic ball with a mass of 6.50x10^-3 kg and with a charge of +0.150x10^-6 C is suspended from an insulating thread and
1. 0 answers
2. 728 views
A small plastic ball with a mass of 6.50x10^-3 kg and with a charge of +0.150x10^-6 C is suspended from an insulating thread and
1. 0 answers
2. 656 views
A small plastic ball with a mass of 6.50x10^-3 kg and with a charge of +0.150x10^-6 C is suspended from an insulating thread and
1. 1 answer
2. 765 views
Two charges are placed between the plates of a parallel plate capacitor. One charge is +q1 and the other is q2= +5.00x10^-6 C .
1. 2 answers
2. 1,787 views
Two charges are placed between the plates of a parallel plate capacitor. One charge is +q1 and the other is q2= +5.00x10^-6 C .
1. 1 answer
2. 684 views
A 2 kg pendulum bob is hanging from a 30 cm long piece of string. If the pendulum bob is allowed to move in circular motion in a
1. 2 answers
2. 1,404 views
You have a 30g quarter on an old LP turntable at a radius of 30 cm from the turntable's center. If the coefficient of Friction
1. 2 answers
2. 683 views
An object is swinging from a point that is horizontal compared to the lowest point the object will reach (where the rope is
1. 3 answers
2. 1,144 views
N2H4+2H2O2->N2+4H2Oa) If you start with 23.0 g of hydrazine and 23.0g of hydrogen peroxide, which substance is the limiting
1. 2 answers
2. 1,023 views
I need to find the subject and the verb1.In the cockpit the pilot checked the instruments. (pilot is the subject and checked is
1. 1 answer
2. 581 views
I need to find the verb and the subject in this sentence and I am having trouble-1. On and on, through the night, rode the
1. 14 answers
2. 524 views
I want absolute, cosmic power. Can anyone point me in the direction of some useful resources?6 ways: 1) Avoid becoming a
1. 0 answers
2. 446 views
I need help with a math problem. If someone finances an item at an apr rate of 17.99% interest, and pays all charges off in 2
1. 0 answers
2. 510 views

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