A sample of seawater with a volume of 0.25 L

contains 8.75 g salt. What is the salt concentration

in g/L?

The scientists who have contributed to our current body of knowledge were from what part of the world? O O O A. Only the United States B. All areas of the world c. Mostly Europe O D. Mostly the Middle East

Imagine you are working on ways to improve the process by which Iron ore containing Fe2O3 is converted into Iron: Fe2O3 (s) + CO (g) Fe (s) + CO2 (g) If you start with 150g of Fe2O3 as the limiting reactant, what is the theoretical yield of Fe?

Major species present when dissolved in water ammonium iodide

Plants transform some of the electromagnetic energy from the sun into what?

What effect would adding water (H2O) have on this reaction over time? (NH4) 2CO3 (s) ⇌ 2NH3 (g) + CO2 (g) + H2O (g) A. The concentration of products would increase, and the concentration of reactants would decrease. B.

Magnesium has three isotopes. Magnesium-24 has a percent abundance of 78.99% Magnesium - 26 has a percent abundance of 11.01% What is the percent abundance of mangesium - 25?

Assume that a raindrop has a volume of 3.48 cm3. If you had an Avogadro's number of raindrops that just filled a cubic box. What would be the edge of the length of the box measured in kilometers?

Compared to a proton, an electron has (1) a greater quantity of charge and the same sign (2) a greater quantity of charge and the opposite sign (3) the same quantity of charge and the same sign (4) the same quantity of charge and the opposite sign

Why do elements in the same group have similar properties and how does this affect bonding capabilities?

An atom has 26 protons and 24 electrons, which element is this?