What is the oxidation number of nitrogen in N2O? 0 + 1 + 2 + 4

Due to heating a solid such as ice cream blank and changes state to become an blank

Which one is a balanced equation?

A 3.5-g sample of colorado oil shale is burned in a bomb calorimeter, which causes the temperature of the calorimeter to increase by 5.0°c. the calorimeter contains 1.00 kg of water (heat capacity of h2o = 4.

Why would a scientist make a new Hypotheses after all this work?

Sodium oxide contains Na + ions and O2 - ions. Give the formula of sodium oxide

How many outmost electrons do lithium and potassium have

Which of the following is a heterogeneous mixture Air Salt water Steel Soil I think it's soil but I'm not positive

When 40.5 g of Al and 212.7 g of Cl2 combine in the reaction: 2 Al (s) + 3 Cl2 (g) - -> 2 AlCl3 (s) b) How many moles of AlCl3 are formed?

Which factor does not influence the rate of a chemical reaction? A. the concentration of reactants B. the surface area of reactants C. the presence of a catalyst D. the volume of the container in which the reaction occurs

Air currents move objects in the air. Explain how a convection current might affect the flight of a hot air balloon