Which Kelvin temperature is equivalent to - 24°C?

(1) 226 K (3) 273 K

(2) 249 K (4) 297 K

Find the hydroxide ion concentration of a HBr solution with a pH of 4.75

Calculate the density if the Mass = 25.69 g and the Volume = 10.5 g/mL

Describe an object that is transparent. What quality makes it transparent?

Timothy plays basketball in his driveway during the summer. By accident, he left the basketball outside during the winter. He tried to bounce it, but it would not bounce because it was partially deflated.

Suppose that aqueous solutions of barium nitrate and potassium carbonate are mixed. What is the name of the compound or vomphnds that precipitate?

Select the group of organelles that is common to both plant cells and animal cells. A. nucleus, cytoplasm, ribosomes, chloroplasts B. cell wall, ribosomes, cell membrane, mitochondria C. cytoplasm, mitochondria, cell wall, nucleus D.

What is a jet stream?

Which phrase describes the composition of the most abundant mineral compounds on Earth? carbonates, oxygen, and one or more organic compounds oxygen, sulfates, and one or more nonmetals oxalates, oxygen, and one or more organic compounds Silicon,

3. Write the mathematical relationship of ideal gas law?

Consider the reaction 4FeS2 + 11O2 → 2Fe2O3 + 8SO2. If 8 moles of FeS2 react with 15 moles of O2, what is the limiting reactant? FeS2 Fe2O3 O2 SO2