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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
2 answers
718 views
What volume of 0.7 molar sodium hydroxide is needed to completely neutralize 90.04 mL of 0.4 molar sulfuric acid?
2 answers
511 views
The anions sulfite, carbonate and sulfide produce what gassesrespectively?
4 answers
450 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
4 answers
3,283 views
Elemental sulfur can form sulfur trioxide when burned. When sulfur trioxide is dissolved in water, it yields sulfuric acid. The
3 answers
1,170 views
What is verb in the following sentence?
There are many boats at the campsite.
1 answer
448 views
2NH3 <--> NH4+ + NH2-
In liquid ammonia the reaction represented above occurs. In the reaction, what does the NH4+ act as? A
4 answers
4,880 views
Which of the following produces a coordinate complex?
H2SeO4 + 2Cl- + 2H+ --> H2SeO3 + Cl2 + H2O S8 + 8O2 --> 8SO2 3Br2 + 6OH-
1 answer
706 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.
2 answers
1,065 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
5 answers
1,079 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
0 answers
691 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
0 answers
620 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 answer
732 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 .
2 answers
1,755 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 answer
646 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
2 answers
1,372 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
2 answers
653 views
An object is swinging from a point that is horizontal compared to the lowest point the object will reach (where the rope is
3 answers
1,109 views
N2H4+2H2O2->N2+4H2O
a) If you start with 23.0 g of hydrazine and 23.0g of hydrogen peroxide, which substance is the limiting
2 answers
994 views
I need to find the subject and the verb
1.In the cockpit the pilot checked the instruments. (pilot is the subject and checked is
1 answer
548 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
14 answers
486 views
I want absolute, cosmic power. Can anyone point me in the direction of some useful resources?
6 ways: 1) Avoid becoming a
0 answers
408 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
0 answers
483 views
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