4 Student's were testing the physical properties of an unknown element. They hit the element with a hammer and noticed that the element
shattered. They then used a flashlight and noticed the element reflected
little light. Based on these observations what could this element be? *
O Sodium
O Colbalt
Bismuth
O Phosphorus

What is the difference between how ionic and covalent bonds form

Reactants undergo chemical reaction to form products. this chemical equation represents one such reaction. the coefficient for one of the reactants or products is incorrect. which part of the chemical equation is incorrect?

The table lists the observations students made about four specimens under a microscope. based on these observations, what specimens did the students examine? animal plant virus prokaryote cell membrane present ribosomes present lysosomes present nuclear membrane present cell wall present ribosomes present nuclear membrane absent cell wall present ribosomes present nucleus present large vacuole present reproduces inside of a cell nucleus absent rna present 2019 edmentum all rights reserved intl