Какая система называется моделью химия

How to do acid base neutralization reactions work?

In the following reaction, how many grams of nitroglycerin c3h5 (no3) 3 will decompose to give 25 grams of co2?4c3h5 (no3) 3 (l) 12co2 (g) 6n2 (g) 10h2o (g) o2 (g)

A solution of rubbing alcohol is 75.7 % (v/v) isopropanol in water. How many milliliters of isopropanol are in a 87.7 mL sample of the rubbing alcohol solution?

The enthalpy of formation for C6 H6 (I) is 49.0 kJ/mol. Consider the following reaction. 6 upper C (s, graphite) + 3 upper H subscript 2 (g) right arrow upper C subscript 6 upper H subscript g (l).

A calorie is the amount of energy needed to rise the temperature of 1g of water 1°c. true or false

When you measure something in meters cubed, you are measuring

Low density: low pressure: high density Is which. evaporation? water vapor? condensation / liquid water

Which structures are found on sponges? pores medusae polyps stinging cells

Coefficients in a chemical equation are used to: balance the number of atoms on both sides of the equation ensure that all subscripts on both sides of the equation are the same indicate energy changes that occur during the reaction indicate the type

What determines your blood cholesterol level?