Explanations:
<u>Question</u> <u>1:</u> Lithium in 20.00+ g is C. or D., but 25.00+ g is D. which means this is the correct option.
I am unsure of <u>Question</u> <u>2</u>. I don't think it is mole though.
<u>Question</u> <u>3:</u> Boron in 25.00-30.00 g is B. or D., but 25.00 g would be C.
<u>Question</u> <u>4:</u> 2.393 x 1024 atoms of Oxygen is 63.58 mole O. I don't know for sure, but I think this is correct.
<u><em>I am NOT professional. There is a chance I am incorrect. Please reply to me if I've made a mistake.</em></u>
Neither of them are used in magnets they don’t attract metal
Bases turns cabbage juice yellow or green is not a property of bases.
<u>Explanation:</u>
As per the property of the bases, the correct statements are:
- The taste of the bases are bitter.
- Solutions of bases are slippery in nature
- Bases reacts with the metals to form hydrogen gas and a salt.
- For example, sodium hydroxide reacts with zinc metal to form sodium zincate salt and hydrogen gas.
Wrong statement:
- It turns cabbage juice yellow or green, whereas it turns the cabbage juice blue or green and acids turns cabbage juice red or pink.