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kvasek [131]
3 years ago
8

If a combination reaction takes place between rubidium and bromine, the chemical formula for the product is

Chemistry
1 answer:
lesya [120]3 years ago
7 0
The chemical formula for the product is RbBr.
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2CO + O2 --> 2002
olga_2 [115]
8 moles I think I’m not sure
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3 years ago
After sugar dissolves in water, the sugar is no
katrin [286]

Answer:

Because it devolved

Explanation:

3 0
3 years ago
Two moles of an ideal gas are placed in a container whose volume is 2.3 x 10^-3 m3. The absolute pressure of the gas is 6.9 x 10
PtichkaEL [24]

Answer:

K.E.=1.97\times 10^{-21}\ J

Explanation:

Given that:-

Pressure = 6.9\times 10^5\ Pa

The expression for the conversion of pressure in Pascal to pressure in atm is shown below:

P (Pa) = \frac {1}{101325} P (atm)

Given the value of pressure = 43,836 Pa

So,  

6.9\times 10^5\ Pa = \frac{6.9\times 10^5}{101325} atm

Pressure = 6.80977 atm

Volume = 2.3\times 10^{-3}\ m^3 = 2.3 L ( 1 m³ = 1000 L)

n = 2 mol

Using ideal gas equation as:

PV=nRT

where,  

P is the pressure

V is the volume

n is the number of moles

T is the temperature  

R is Gas constant having value = 0.0821 L.atm/K.mol

Applying the equation as:

6.80977 atm × 2.3 L = 2 mol × 0.0821 L.atm/K.mol × T

⇒T = 95.39 K

The expression for the kinetic energy is:-

K.E.=\frac{3}{2}\times K\times T

k is Boltzmann's constant = 1.38\times 10^{-23}\ J/K

T is the temperature

So, K.E.=\frac{3}{2}\times 1.38\times 10^{-23}\times 95.39\ J

K.E.=1.97\times 10^{-21}\ J

3 0
3 years ago
The directional term that refers to an area or structure off to the side and away from the midline is __________.
Gnesinka [82]

Answer:

Lateral

Explanation:

Is the opposite side of the midline

8 0
3 years ago
How many grams of calcium phosphate can be produced when 78.5 grams of calcium hydroxide reacts with excess phosphoric acid? Unb
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Once you balance the enquation you "switch partners" of the element (negative charge to positive charge)
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