What happens when you add baking soda to ice

Calculate the mass percent composition of sulfur in Al2 (SO4) 3. Calculate the mass percent composition of sulfur in Al2 (SO4) 3. 28.12 % 42.73 % 35.97 % 9.372 % 21.38 %

A welding torch produces a flame by burning acetylene fuel in the presence of oxygen. This flame is used to melt a metal.

The N-H bond in ammonia is polar because A: nitrogen occupies more space than hydrogen. B: hydrogen is much more electronegative than nitrogen. C: it is a hydrogen bond. D: it is an ionic bond. E: nitrogen is much more electronegative than hydrogen.

Why is the frequency of the C=O stretch in the hydrogenation product higher than in ethyl cinnamate?

How many oxygen atoms are in 6.90 g of Al2 (SO4) 3? Express your answer using scientific notation with two decimal places.

What volume of 20 mg/L dye would be required to make 50. mL of. 10 mg/L dye?

A weather balloon at Earth's surface has a volume of 3.9 L at 299 K and 763 mmHg. If the balloon is released and the volume reaches 4.13 L at 720 mmHg, what is the temperature? Answer in units of K.

Molecules that resemble fats but contain phosphate functional groups are called: a. steroids. b. polypeptides. c. phospholipids. d. nucleic acid.

Draw the correct structural formula for the following compounds: (be sure to include the hydrogen atoms where required) a) 2-pentene b) 2,3-diethyl-3,5-dimethylhexane c) 4-ethyl-2,6-dimethyl-2-heptene

4. Electronegativity is a measure ofA) the energy needed to remove an electron from an atom. B) the energy released when an electron is added to an atom. C) the magnitude of the negative charge on an electron.