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velikii [3]
3 years ago
14

6. You have a sample of H2Ois, with a mass 23.0 grams at a temperature of 46.0

Chemistry
1 answer:
anygoal [31]3 years ago
3 0

Answer: I think it would be -23

Explanation:

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Identify type of fold in this image. The green arrow points at the fold. Question 4 options:
k0ka [10]

Answer:

B). syncline fold in which the strata slope upward, with younger layers closer to the center

est beds at its core.

Explanation:

I took the quiz and got it right.

8 0
3 years ago
Read 2 more answers
In each of the symbols above, what does the bottom number tell us?
raketka [301]

Answer:

mass

Explanation:

The total mass is located at the bottom, right underneath the symbol of the element. The mass is the sum of both the protons and neutrons for both are equivalent in mass whereas the electrons have almost no mass at all.

4 0
3 years ago
a solution is made by dissolving 14.57 g of sodium bromide nabr in 415 of water . what is the molality of the solution?
jenyasd209 [6]

Answer:

The answer to your question is molality = 0.34

Explanation:

Data

mass of NaBr = 14.57 g

mass of water = 415 g.

molality = ?

Process

1.- Calculate the molar mass of NaBr

NaBr = 23 + 80 = 103 g

2.- Calculate the moles of NaBr

                     103 g of NaBr ------------------ 1 mol

                      14.57 g of NaBr ---------------  x

                               x = (14.57 x 1) / 103

                               x = 14.57 / 103

                               x = 0.141 moles

3.- Calculate the molality

molality = moles / volume

-Substitution

molality = 0.141 / .415

-Result

molality = 0.34

4 0
3 years ago
Read 2 more answers
Does not react with aqueous solution of bromine <br> (a)C2H6<br> (b)C2H4<br> (c)C2H2<br> (d)C3H6
Damm [24]

Answer:

Hi, there!

which does not react with aqueous solution of bromine?

<em>c)C2H2</em>

<em />

<em>xXxAnimexXx</em>

<em>Happy Labor day! :)</em>

3 0
3 years ago
6. El oxígeno gaseoso se calienta a presión constate de 50 °C a 300 K. Se conoce que inicialmente el volumen del sistema era de
frez [133]

Answer:

El volumen final del sistema es 1.2L

Explanation:

La ley de Charles establece que el incremento de la temperatura de un gas produce un incremento en el volumen directamente proporcional cuando la presión permanece constante. La ecuación es:

V₁/T₁ = V₂/T₂

<em>Donde V es volumen y T temperatura absoluta de un gas en 1, el estado inicial y 2, su estado final.</em>

<em />

Reemplazando:

V₁ = 1.3L

T₁ = 50°C + 273.15K = 323.15K

V₂ = Incógnita

T₂ = 300K

1.3L/323.15K = V₂/300K

1.2L = V₂

<h3>El volumen final del sistema es 1.2L</h3>
3 0
3 years ago
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