Hoàn thành các phương trình phản ứng: a) Magie + axit clohidric
b) Bạc + axit clohidic
c) canxi oxit + axit sunfuric
d) Sắt(III) oxi + axit sunfuric
e) Cacbon ddioxxit +nước
f) Điphotopho pentaoxit + nước
g) Natri oxit + lưu huỳnh trioxit
h) Axit clohidric + Magie hidroxit
i) Bari clorua + Natri sunfat

out of these options:

ability to burn paper

pure sodium reacting violently with water

the boiling point of water

helium does not tend to react with anything

i would say this is a physical property:

helium does not tend to react with anything

why? :

i said helium does not tend to react with anything because well, it reacts to ! but ability to burn paper, pure sodium reacting violently with water, & the boiling point of water are chemical or

physical properties: the properties of a substance that can be observed without changing the chemical makeup of the substance

chemical properties: properties of a substance relating to the chemical nature and reactivity of the substance