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Answer:
How many moles of Cl– ions are in 2.20 L of 1.50
Answer:
Group 1: alkali metals, or lithium family.
Group 2: alkaline earth metals, or beryllium family.
Group 3: the scandium family.
Group 4: the titanium family.
Group 5: the vanadium family.
Group 6: the chromium family.
Explanation:
Answer:
19.4%
Explanation:
Calcium Chlorate is Ca(ClO3)2
Now calculate the molar mass of Ca(ClO3)2
Ca = 40.1
Cl = 35.5
O = 16.0
But they are two chlorine atoms and six oxygen atoms. So you do this:
40.1 + 35.5(2) + 16.0(6) = 207.1 grams
Now find the molar mass of just calcium.
There is only one calcium atom.
So you do this.
40.1(1) = 40.1
Now divide the molar mass of calcium by the molar mass of calcium chlorate.
40.1 / 207.1 = 0.1936
0.1936 rounds to 0.194
Now multiply 0.194 * 100 and you will get 19.4
So the final answer is 19.4%.
Hope it helped!