Aluminum Oxide is formed when aluminum combines with oxygen in the air. How many grams of Al2O3 are formed when 25.7g of Al reacts completely with oxygen? 4 Al + 3 O2 → 2 Al2O3

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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

i think the answer is terrae but not 100 percent sure. ▓▬▬ §

answer; capital earns interest; entrepreneurship receives a profit or incurs a loss;