3 years ago

What moon phases would this be and why?

1 answer:

7 0

Its been a long time since ive done this stuff but this chart used to help me a lot

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saveliy_v [14]

Answer:

Element Symbol Mass Percent

Chlorine Cl 65.571%

Iron Fe 34.429%

Explanation:

8 0

3 years ago

lisabon 2012 [21]

Answer:

b or d

Explanation:

4 0

2 years ago

Vlada [557]

Answer:

Explanation:

8 0

3 years ago

Juli2301 [7.4K]

It’s should be option 4

4 0

3 years ago

xenn [34]

Answer : The formula unit of Sr & Cl is $SrCl_2$ and the formula unit of Al & S is $Al_2S_3$

Explanation :

Formula unit : it is defined as the lowest number ratio of ions of an elements in an ionic compound or covalent compound.

For the formula unit of Sr & Cl, two chloride ions $(Cl^-)$ are needed to neutralize the one strontium ion $(Sr^{2+})$ .

For the formula unit of Al & S, three sulfide ions $(S^{2-})$ are needed to neutralize the two aluminium ion $(Al^{3+})$ .

The formula unit of $SrCl_2$ and $Al_2S_3$ are shown below.

4 0

3 years ago