C. 346 g hope this helps you
Answer:
Red supergiant
Explanation:
Their core is the hottest.
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The phrase that best describes a homogeneous catalyst is : A. Present in many biological reactions
since in a homogeneous catalyst the catalyst is in the same phase as the reactant, it applies in both gas and solid phase
hope this helps
Explanation:
Group 1A consist of metals and group. 2A consist of non metals . group1A elements can become stable by donating 1 electron in the same way the elements of group 7A also becomes stable by gaining one electron . So due to being so close to being a inert gas element it is compared to the nearest noble gas.
