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Ber [7]
3 years ago
7

Distinguish a substance from a mixture. give two examples of each

Chemistry
1 answer:
amm18123 years ago
4 0
substance is matter of particular or definite chemical constitution ex: iron, methane
mixture are two or more substances that have been combined to retain their individual chemical characteristics ex: salt water, cola
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If the equation CO(g) + 2H2(g) →← → ← CH3OH(g) + energy is for a system at equilibrium, increasing the temperature will cause __
Eddi Din [679]

Answer:

[CH₃OH] to decrease and [CO] to increase.

Explanation:

  • Since the energy appears as a product. So, the system is exothermic that releases heat.
  • Increasing the temperature of the system will cause the system to be shifted to the left side to attain the equilibrium again.
  • So, the right answer is:

<em>[CH₃OH] to decrease and [CO] to increase.</em>

<em></em>

6 0
3 years ago
Clearly distinguish between science and technology​
tia_tia [17]

Answer:

The words science and technology can and often are used interchangeably. But the goal of science is the pursuit of knowledge for its own sake while the goal of technology is to create products that solve problems and improve human life. Simply put, technology is the practical application of science.

Explanation:

Check the following images

Hope it helps!!!

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3 0
3 years ago
324.55 cm - (6104.5 cm²/22.3 cm)
Ganezh [65]

Answer: 50.806 cm is the correct answer.

Explanation: First divide 6104.5 cm^2 by 22.3 cm.

\frac{6104.5cm^2}{22.3cm} = 273.74 cm

*Note: When dividing units, subtract the exponents, and when multiplying units simply add the exponents.

Then continue by subtracting 324.55 cm - 273.74 cm.

This should give you an answer of 50.806 cm.

3 0
1 year ago
“Fe(NO3)3” is a...
ioda

Answer:

1. Fe(NO3)3 is C. Chemical formula

2. Manganese Sulphate is C. Name

3. Zn is C. Symbol

Hope this helps!

3 0
3 years ago
Approximately how much plant available water would there be in 1 m of a clay loam soil with a soil water content of 23%? 30 mm 1
Margaret [11]

Answer:

30 mm

Explanation:

Plant\ available\ water = Field\ capacity - Permanent\ wilting\ point

Given:

Field\ capacity = 23\ \%\ of\ 1\ m =0.23\ m=230\ mm

Permanent wilting point for the clay loam soil is approximately equals to 20% So,  

Permanent\ wilting\ point= 20\ \%\ of\ 1\ m =0.20\ m=200\ mm

Thus,

Plant available water = 230-200 mm = 30mm

6 0
3 years ago
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