Why is the above compound a covalent compound and not ionic? In terms of electronegativity difference explain

The agent of mechanical weathering in which rock is worn away by the grinding action of other rock particles is call

Will give brainliest it is a lab from k12 here is the linkfor each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. type your answer here. (score for question 3: of 5 points) were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. type your answer here. (score for question 4: of 5 points) make a general statement about the reactivity of the metals in this experiment. type your answer here.

Select the word from the list that best fits the definition the nuclear family into which a person is born or adopted.