Which of the following is a suggested practice to invite families to participate in decision-making and goal-setting for their child? a. advocacy events b. take-home backpacks c. family/teacher conference d. weekly newsletters

I'm learning about the periodic tables and what each subject's configuration is. for example, hydrogen is 1s^1, but i don't understand how you get that. can someone me understand how to figure out how to figure this out? sorry if the question makes no sense, but it would really a lot if you could me understand! you so much if you can!

Calculate the mass of 0.750 mol of the following substance. na3po4.

To separate a mixture of hard candies nd marbles the most efficient method would be