What is the concentration of a solution formed by mixing 89.94 grams of cobalt (II)

sulfate in enough water to make 68.6 cL solution?

I keep getting .84 M. Can anyone explain how to get the right answer?

Write a paragraph at least 10 sentences explaining how rocks are used today in society

What are the constituent metals of stainless steel?

Alice did an experiment to find the relationship between the angle at which a ray of light strikes a mirror and the angle at which the mirror reflects the light. she placed a ray box in front of a mirror. she changed the angle at which the light from the ray box struck the mirror and noted the corresponding angle at which the mirror reflected the light. which of the following is the dependent variable in this experiment? the mirror used to reflect the light the ray box used as the source of light angle at which the light from the ray box strikes the mirror angle at which the mirror reflects the light from the ray box