Sodium hydroxide solution in this investigation contain 80 grams per dm3 gm the students used 40 cm cubed of sodium hydroxide solution calculate the mass of sodium hydroxide in 40cm cube

As air becomes more dense, (select all that apply) o. air weighs less o. gas molecules are closer together o. air is colder o. air weighs more o. gas molecules are further apart o. air is hotter

What is the most important factor in determining climates.

How can a give a full method for the experiment of separating sand from water by filtration? 1-materials 2-steps 3-conclusion also for water and salt separated by the evaporation or distillation process