What is the aim of golden rain demonstration

Considering the law of conservation of mass, if 56 g samples of solid iron (Fe) reacts with 24 g of oxygen (O2), how many grams of Iron Oxide (FeO) are obtained?

What does it mean for a substance to dissolve? A. It drops into the solvent. B. It floats in the solvent. C. It is absorbed into the solvent. D. It gets bigger in the solvent.

All combustion reactions release energy true or false

Which is true about sugar dissolving in water? Both sugar and water are solvents. Both sugar and water are solutes Sugar is the solvent and water is the solute. Sugar is the solute and water is the solvent.

Predict the major product (s) formed when hexanoyl chloride is treated with c6h5co2na.

A 10.0 L balloon contains helium gas at a pressure of 655 mmHg. What is the new pressure, in mm Hg, of the helium gas if the volume is 20.0 L and if there is no change in temperature or quantity? 6550 mmHg 1000 mm Hg 1310 mmHg 300 mm Hg

Restate Newtons first law in terms of acceleration

Electrolysis of 10.0 g of a binary metal chloride deposits 6.207 g of the pure metal. what is the metal?

Which pair of elements are the most different

A gas held at constant volume is heated from - 5 ºC to 50 ºC, if the initial pressure is 1.0 atm, what is the new pressure the gas exerts?