A standard solution of 112 ppm Yellow 6 dye was prepared. A 25.1 mL aliquot of the stock Yellow 6 dye was diluted to 25 mL in a volumetric flask. What is the concentration (in ppm) of this dilute Yellow 6 dye

A+b→2c when the reaction begins, the researcher records that the rate of reaction is such that 1 mole of a is consumed per minute. after making changes to the reaction, the researcher notes that 2 moles of a are consumed per minute. what change could the researcher have made to effect this change?

Calculate the mass of silver needed to react with chlorine to produce 126g if silver chloride?

Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?