Answer:
B
Explanation:
B It’s a physical change because the water and the salt kept their original properties.
Answer:
nglos324 - fe3c. Iron carbide is an interstitial compound of iron and carbon with the composition Fe- 6.68 wt % Carbon. It is a brittle ceramic material and is produced in carbon steels or cast irons during pseudo-equilibrium cooling from above the eutectoid temperature (723 C).
Explanation:
Electrons per shell: 2, 8, 5
hope this helps x
would love to have brainliest! :)
1/2 L of swamp water (or tap water with mud or dirt added)
2 L soda pop bottle with its lid
2 L plastic soda pop bottle—cut in half (have an adult help with cutting)
1000 ml beaker
2 20 oz cups
1 tbsp alum (aluminum potassium sulfate)
2 c fine sand
1 c coarse sand
1 c small pebbles
1 filter paper or coffee filter
1 rubber band
1 large spoon for stirring
spoon for scooping the alum
stopwatch or timer
Color change. Smell change. Or temperature change. All are signs of chemical reaction
