Kairi

10% (m/m) sodium hydroxide solution, NaOH, is used to break down wood fibre to make paper. a) What mass of solute is needed to make 250mL of 10% (m/m) solution? b) What mass of solvent is needed? c) What is the molare concentration?

why does a hunter raise the barrel of his rifle when aiming at a distant target? If he aims directly at a target 115 m away, by how much will he miss the target of the muzzle velocity is 330 m/s?

Can anyone check my answers? * = My answer 1. Find the length of the missing side. Leave your answer in simplest radical form (1 point) The triangle is not drawn to scale. Sides 4 on the bottom and 3 on the side a. 25 b. 144 c. 5 d. √5* 2. Find the length...

Which new development resulted from the transportation revolution? A-many people began migrating back to the newly prosper cities in the east B-people started to realize they needed to own personal transportation machines C-isolated towns became linked by...