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1. In the reaction AgNO3(aq) + HI(aq) → AgI(s) + HNO3(aq) the spectator ions are ?

D) H+ and NO3-

1 Answers · Science & Mathematics · 30/09/2020

2. Well here we go,what do you think of Pelosi coming out today and saying in the name of democracy Biden shouldn't debate Trump b/ c he's a ?

...that seem to exaggerate is not a lie. Proclaiming confidence of success and failing is not a lie, it just means you lost. That accounts for about 99%+ of...

4 Answers · Politics & Government · 25/09/2020

3. right triangle ABC with C =90 degrees. Round answer according to significant digits. ​If A = 16.1 degrees and c = 7.55 cm, find b.  ?

First find angle B (90 - 16.1) = 73.9 Use Sin rule  b/Sin B = c /SinC  (sinC = 1) b = Sin 73.9 x 7.55    b = 7.25cm

1 Answers · Science & Mathematics · 24/09/2020

4. I have C .O.P.D. and use 2 daily inhalers + a rescue inhaler. My doctor is scheduling a stress test for by breathing. What does this involve?

In my stress test, I was wired to equipment as I went on a treadmill.

1 Answers · Health · 29/09/2020

5. a 1.50−L bottle of SO2 reaches room temp. If the pressure gauge reads 144 psi and the room is 25° C , how many moles of SO2 are in the bottle?

... a demonstration, your professor brings a 1.50−L bottle of sulfur dioxide into the lecture... the pressure gauge reads 144 psi and the lecture hall is 25° C , how many moles of sulfur dioxide are...

1 Answers · Science & Mathematics · 26/09/2020

6. 22.4 A uniformly charged solid sphere with a total charge of 50 nC and a radius R1 = 30 cm is surrounded concentrically by a ...?

a ) at 14 cm, the "enclosed" charge is Q = 50nC * (14/30)³ = 5.08e-9 C E = kQ / d² = 8.99e9N·m²/C² * 5.08e-9C...

1 Answers · Science & Mathematics · 30/09/2020

7. A sample of chlorine gas is confined in a 9.39−L container at 435 torr and 15.0° C . How many moles of gas are in the sample?

n = PV / RT = (435 torr) x (9.39 L) / ((62.36367 L torr/K mol) x (15.0 + 274.15) K) = 0.227 mol

1 Answers · Science & Mathematics · 26/09/2020

8. Find P( A Wins), P(B Wins), P( C Wins)?

... a wins the bid. x + 3x + 9x = 1 13x = 1 x = 1/13  (Contractor c ) 3x = 3/13 (Contractor b) 9x = 9/13 (Contractor a )

2 Answers · Science & Mathematics · 30/09/2020

9. What is the magnitude of the electric field from the center of the insulator? ?

...at r = 0.45 m is Q = 13.23C * (0.45/1.23)³ = 0.648 C The surface of a sphere with that radius has area A = 4πr² = 4π(0.45m)²...

1 Answers · Science & Mathematics · 29/09/2020

10. A proton is released from rest in a uniform electric field of magnitude 90000 V/m directed along the positive x axis and undergoes a  ?

... know V = E*d = Joules/Coulomb so this is a question the units show how to solve. 90,000V/m * 0.6m = 54,000V = 54,000 J/ C 54,000 J/ C * 1.602e-19 C = 8.65e-15 J KE ...

1 Answers · Science & Mathematics · 26/09/2020