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julia-pushkina [17]
3 years ago
14

Please help me, please

Chemistry
1 answer:
viva [34]3 years ago
3 0
C of course is the correct
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Use the Gizmo to mix 200 g of copper at 100 °C with 1,000 g of water at 20 °C. Record the data and calculated answers for copper
xxTIMURxx [149]

Answer:

Explanation:Use the Gizmo to mix 200 g of copper at 100 °C with 1,000 g of water at 20 °C. Record the data and calculated answers for copper in the 2 tables below. Accepted values for % error calculations can be found below these 2 tables.

DATA

Copper

Lead

Mass of Metal

3 0
3 years ago
What is the name of the compound with the formula NH HCO3 ?
svet-max [94.6K]

Answer:

Acid ammonium carbonate // Ammonium bicarbonate.

Explanation:

Hello, a 4 is missing in the fist H, thus:

NH_4HCO_3

The presence of the hydrogen between the ammonium and the carbonates characterizes the salt as an acid salt, so you could name it as acid ammonium carbonate or ammonium bicarbonate (similar to the sodium bicarbonate which is NaHCO_3).

Best regards.

6 0
3 years ago
Describe a mechanical property of steel that characterizes its resistance to permanent deformation
strojnjashka [21]

The mechanical property of steel that characterizes its resistance to permanent deformation is ductility.

Am alloy is a substance prepared by adding one or more elements to a base or parent metal to obtain desirable properties.

Steel is an alloy of Iron and carbon in the composition of 99.8% and 0.2% respectively.

The mechanical or physical properties of steel include:

  • It is more malleable and ductile than iron.
  • It is harder and stronger.
  • it can withstand great stress and strain.

The ductility of a metal like steel is the ability of a metal to change its shape without breaking, that is, resistance to permanent deformation.

Therefore, the mechanical property of steel that characterizes its resistance to permanent deformation is ductility.

Learn more here:

brainly.com/question/21706983

8 0
3 years ago
Use the drop-down menus to choose the correct answer to complete each statement.
Yakvenalex [24]

Answer:

moon, planet, planet

Explanation:

moons revolve around planets

Jupiter is considered a planet because it revolves the sun

and a planet is a body that revolves a star a dwarf planet doesn't revolve around a star

6 0
3 years ago
Read 2 more answers
Which describes an ionic bond?
marysya [2.9K]
The correct answer is A: Formed by the sharing of valance electrons between atoms.
Hope this helps :D
6 0
3 years ago
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