Chem help! A 0.820 m aqueous solution of KBr has a total mass of 75 g. what masses of solute and solvent are present (in grams)?

What is the total amount of edging that would be required to cover all edges of a rectangular prism measuring 10cm by 15cm by 30 cm?

Write an equation for the total monthly sales (T) of phones and cameras. Use your equation to find the number of (T) sold in 10 months.?

A sold article at 25per disc on marked price Rs.12000 and incured a loss of 10per.what should be total disc on marked price to gain Rs.440?

What is the total number of valence electrons in the Lewis structure of AsO2-? How do you draw the lewis structure?

How do you calculate the total carbohydrates on a nutrition label? I need to understand the principles behind it.?