A saline solution with a mass of 400 g has 30g of NaCl dissolved in it what is the mass/mass percent concentration of the solution?

g Atrazine is an herbicide that is commonly used to control weeds in corn, sorghum, and sugarcane fields. Atrazine is a six membered heterocyclic ring with nitrogen at positions 2, 4, and 6. Carbon 1 is single bonded to chlorine.

What is the mass of 1.0 x 10-3 mole of Zn?

What is common to all of the oxidation reactions in the krebs cycle?

Which ball has more Potential energy a beach ball or bowling ball AND WHY

When a fluorine atom reacts with a chlorine atom, the bond that forms between them should be ionic covalent. nonpolar covalent. ionic. polar covalent.

Liquid water heats up and cools down slowly. What causes this property? Water expands when it freezes. Water is a good solvent. Water forms hydrogen bonds. Water is a nonpolar molecule.

A solution is prepared by dissolving 20.1 g of MgCl2 with the addition of 157.0 mL of water (density of water is 1.00g/cm3). The density of the resulting solution was determined to be 1.089g/cm3.

What makes the atomic radius change down a column of the periodic table

The volume of a gas decreases from 15.7 m3 to 11.2 m3 while the pressure changes from 1.12 atm to 1.67 atm. If the initial temperature is 245 K, what is the final temperature of the gas

Which of the terms best completes the sentence? When amino acids bind a transaminase enzyme, their amino group is transferred to associated with the transaminase before it is transferred to an alpha‑keto acid.