What is the molecular formula of a molecule that has an empirical formula of CH and a molecular mass of 78.11 g

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A lithium ion has a charge of

15000 joules is used to heat a 950g piece of metal from 45 degrees Celsius to 78 degrees Celsius what is the specific heat of this metal

A change in position of an object is its

Sodium metal and water react to form hydrogen and sodium hydroxide. If 5.98 g of sodium react with water to form 0.26 g of hydrogen and 10.40 g of sodium hydroxide, what mass of water was consumed in the reaction

Starch differs from cellulose specifically in that (select all that apply): 1. Starch is a branched polymer. Cellulose is not branched. 2. Starch is for energy storage, while cellulose is primarily structural. 3.

Define the following terms: acids, bases, oxoacids, oxoanions, and hydrates.

Calculate the concentration of a solution that has 6.7 moles in a volume of 0.6 liters.

Is sidewalk cement an element or a compound?

1.4 Explain why it is important to support individuals to challenge information about services that may present a barrier to participation

Which describes energy changes during nuclear fission? A very large amount of energy is produced from a tremendous mass. EEUU A very large amount of energy is produced from a very small mass. G .