30 POINTS Vapor Pressure (kPa) of Water at Several Temperatures Temperature (oC) Vapor pressure (kPa) 0 0.61 20 2.33 60 19.92 100 101.3 What is the total pressure of a wet gas mixture at 60oC, containing water vapor, nitrogen, and helium. The partial pressures are Pnitrogen = 53.0 kPa and Phelium = 25.5 kPa. A) 58.58 kPa B) 78.50 kPa C) 98.42 kPa D) 101.32 kPa

24 points and brainliest to anyone who can answer under 10 minutes with best ! the table below shows the role of different substances during photosynthesis. substance role during photosynthesis glucose stores chemical energy water combines with glucose to form carbon dioxide chlorophyll traps sunlight which of the following statements would correct one of the roles listed in the table? glucose combines with carbon to form water. chlorophyll reacts with light to produce carbon dioxide. water combines with carbon dioxide during photosynthesis. chlorophyll stores chemical energy needed for photosynthesis.

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal.b. he is determining chemical properties that are sufficient to identify the metal.c. he is determining physical properties that are insufficient to identify the metal.d. he is determining chemical properties that are insufficient to identify the metal.

Which terms are used to identify pure substances