How many grams of Copper are required to form 250. g of Ag? (MM Cu = 63.55 g/mol; MM Ag=107.87 g/mol)

options:

295 g

842 g

74 g

148 g

A student has a solution with a pH of 7 the student as age of hydrogen fluoride to the solution hoping to increase the pH of the solution what is wrong with this students approach

In the simulation, open the micro mode, then select solutions indicated below from the dropdown above the beaker in the simulation. the beaker will fill up to the 0.50 l mark with the solution at 25 ∘c.

Does 1 gram of phosphorus react with 6 grams of iodine to form 4 grams of phosphorus triodine in P4 (s) + 6I2 (s) = 4PI3 (s)

Water (H2O) is composed if the same elements as carbon monoxide (CO). How do their properties compare? A. They have different properties because the arrangement of atoms is different. B. They have the same properties because they have the same atoms.

How many grams of zinc are needed to produce 25.0 g ZnCl2

A 0.1 m solution of which salt is the most basic? (a) nano3 (b) naclo4 (c) nahso4 (d) nahco

How to conduct electricity with light bulb and battery

A cup can hold 50 ml of water and has a mass of 25g. If each penny weighs 2g, how many pennies can it hold before it sinks in fresh water? Explain how you got your answer.

How many moles of FeO are produced if 8 moles of CuFeS, are consumed?

Will mark as Brainliest. How much energy is released when 16.5 g of steam is condensed at 100 degrees Celsius? -37290 J -3729 J -136 J -136 kJ