Ryan drove 210 miles using 9 gallons of gas. at this rate, how many gallons of gas would he need to drive 413 miles?

Which blood vessels have thick, muscular, and elastic walls? Veins Arterioles Capillaries Arteries

Naturally occurring europium (Eu) consists of two isotopes. One of the isotopes has a mass of 152.9212 amu and 52.19% abundance. What is the atomic mass and the mass number of the other isotopes? Give the nuclear symbol for this isotope.

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What is the mass of a glucose solution that fills a 1.00 l intravenous bottle if the density of the glucose solution is 1.15 g/ml?

When do you stop writing your electron configurations?

Halogens have ... Electron affinity

Observe: Change the Surface area from Minimum to Maximum. You can imagine that a solid reactant has been dissolved in a liquid. How does this change how many Reactant B molecules are exposed to Reactant A?

When placed in a 200-mL square box, a substance has a spherical shape and has a volume of 75 mL When placed in a 200-mL circular tube, the same amount of that same substance has a spherical shape and a 75-mL volume.

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Given the reaction 2NaOH + H2SO4 = Na2SO4 + 2H2O, what is the total number of grams of NaOH needed to react completely with 196 grams of H2SO4