Which of the following describes scientists? A. People with perfect understanding of science
B. People from different backgrounds
C. People with only one perspective
D. People with similar personalities

Asolution of naoh has a concentration of 25.00% by mass. what mass of naoh is present in 0.250 g of this solution? use the periodic table in the toolbar if needed. 0.0625 g what mass of naoh must be added to the solution to increase the concentration to 30.00% by mass? g

Where are the noble gases located in the periodic table? a. in the center b. on the left side c. in the upper right corner d. on the far right side

Match these items with their examples. 1. liquid solution milk 2. solid solution aluminum foil 3. compound soda 4. colloid steel 5. element salt