May someone me? (30 points) how do you check if a lewis structure is correct?

Which symbol can be used to indicate the pressure at which a chemical reaction is carried out? 25°c 2 atm pa

Which activity describes an application of topographic maps? check all that apply. recreation, such as camping and hiking engineering, such as the construction of roads and buildings science, such as mapping stars in the sky business, such as analyzing population centers science, such as analyzing surface features

Which of the following notations would be the appropriate and final way to display the formula for magnesium chloride a. mgcl2 b. mg+2cl–1 c. mgcl2 d. mgcl