Answer:
0.67 mole/litre
Explanation:
the molarity equall no. of moles ÷ volume of sol.
Answer:
2C3H6 + 9 O2 ---> 6 CO2 + 6 H2O
Explanation:
4. NaOH
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<span>Inside the nucleus of an atom are protons and electrons. </span>
Hard water<span>... is </span>water<span> that contains an appreciable quantity of dissolved minerals (like calcium and magnesium). </span>Soft water<span>... is treated </span>water<span> in which the only ion is sodium. As rainwater falls, it is naturally </span>soft<span>. </span>
