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frozen [14]
3 years ago
10

A. How many moles AgNO3 will need to make 6.5 moles of Ca (NO3)2?

Chemistry
1 answer:
Marrrta [24]3 years ago
3 0

Answer:

B

Explanation:

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Please help me dont just use me for points
JulijaS [17]

Answer:

It's B

Explanation:

A is going to evaporate more quickly causing it to push through the tube to beaker B.

4 0
3 years ago
A) fluorite<br><br> B) orthoclase<br><br> C) apatite<br><br> D) gypsum
Sidana [21]
C




I’m pretty sure it’s c
5 0
3 years ago
A flexible container at an initial volume of 4.11 L contains 2.51 mol of gas. More gas is then added to the container until it r
Nitella [24]

Answer:

7.81 moles

Explanation:

To solve this problem, let us generate an expression involving volume and number of mole of the gas since the pressure and temperature of the gas are constant.

From ideal gas equation:

PV = nRT

Divide both side by P

V= nRT/P

Divide both side by n

V/n = RT/P

Since RT/P are constant, then:

V1/n1 = V2/n2

Data obtained from the question include:

V1 = 4.11

n1 = 2.51 moles

V2 = 16.9L

n2 =?

Using the above equation i.e V1/n1 = V2/n2, the final number of the gas can be obtained as illustrated below:

4.11/2.51 = 16.9/n2

Cross multiply to express in linear form

4.11 x n2 = 2.51 x 16.9

Divide both side by 4.11

n2 = (2.51 x 16.9) / 4.11

n2 = 10.32moles

Now, to obtain the number of mole of the gas added, we'll subtract the initial mole from the final mole i.e

n2 — n1

Number of mole added = n2 — n1

10.32 — 2.51 = 7.81 moles

Therefore, 7.81 moles of the gas was added to the container

3 0
3 years ago
Lisa’s doctor tells her that she needs to eat more foods that contain calcium to maintain her bone health. What could happen if
jolli1 [7]
 In the most basic way of putting it, bone deterioration. Where bones begin to break down because they don't have calcium to fortify themselves.
4 0
3 years ago
Read 2 more answers
Oven mitts reduce which type of thermal energy transfer when you take a hot pan out of an oven
PolarNik [594]

Answer:

conduction

Explanation:

Conduction is a form of thermal energy transferred through direct contact. Using an oven mitt reduces the amount of heat transferred:)

4 0
3 years ago
Read 2 more answers
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