Manuel is heating one liter of water to its boiling point. If one liter of water starts to boil at 100 °C, at what temperature would two liters of water start to boil? A. 50 degrees Celsius
B. 100 degrees Celsius
C. 200 degrees Celsius
D. 212 degrees Celsius

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.

Calculate the mass of carbon in 97.0 g of sucrose c12h22o11

Why does earth rotate? because earth is formed from cold gases collapsing due to gravity because the matter in the nebula that formed earth was spinning because earth forms more than 99% of the mass of the solar system because the hydrogen atoms inside the nebula fused to form helium