seheide seheide

31-10-2016
Chemistry

contestada

99 Points Pls help
What chemical reaction does this equation represent?
2KCl + Pb(NO3)2 --> 2KNO3 + PbCl2

A: Two molecules of potassium nitrate and one molecule of lead chloride react to form one molecule of lead nitrate and two molecules of potassium chloride.

B: One molecule of potassium nitrate and one molecule of lead chloride react to form one molecule of lead nitrate and one molecule of potassium chloride.

C: Two molecules of potassium chloride react with two molecules of lead nitrate to form one molecule of potassium nitrate and two molecules of lead chloride.

D: Two molecules of potassium chloride react with one molecule of lead nitrate to form two molecules of potassium nitrate and one molecule of lead chloride.

Respuesta :

wsmcneeley wsmcneeley

30-08-2018

For Anyone that put A, its wrong, the correct answer is D

Answer Link

Asdfjkadfjkakjf Asdfjkadfjkakjf

30-08-2018

the eqn is 2KCl + Pb(NO3)2 --> 2KNO3 + PbCl2

first chemical is KCl: K is potassium, Cl is chloride.

so that leaves choice C and D

only 1 molecule of Pb(NO3)2 so correct ans is D

Answer Link

Otras preguntas

A thin, metallic spherical shell of radius 0.227 m has a total charge of 6.03 × 10 − 6 C placed on it. A point charge of 1.15 × 10 − 6 C is placed at the cente

a droid costs 65 republic credits per month to rent. how many droids should luke rent?

The number of subscribers to a streaming video service doubles each week. The function f(x) = 2* represents the number of subscribers in week x. When are there

If the reduction reaction has a reduction potential of 0.1 V, and the oxidation reaction has a reduction potential of -0.4V, and 2 electrons were transfered, wh

The reaction 2NO 2(g) → 2NO(g) + O 2(g) is suspected to be second order in NO 2. Which of the following kinetic plots would be the most useful to confirm whethe

At a museum cafe you can get a pre-made boxed lunch with a sandwich, fruit, and drink for only $3. The sandwiches are made with either turkey or ham. The fruit

Pure silicon contains approximately 1.0 Ã— 1016 free electrons per cubic meter.Calculate the mean free time Ï„ for silicon at room temperature.answer 1.5*10^-12

If an irregularly shaped object (such as a wrench) is dropped from rest in a classroom and feels no air resistance, it will: A) accelrate and turn about its cen

Find the values of x and y to the nearest tenth. Show your work

Which simplifications of the powers of i are correct? There may be more than one correct answer. Select all correct answers. i14=i4⋅i4⋅i4⋅i2=1⋅1⋅1⋅−1=−1 i6=i4⋅