What is the best explanation of why the iron found in the inner core of the Earth remains in the solid state even though the temperature in the inner core is roughly 5700 °C?

A gas is contained in a thick-walled balloon. When the pressure changes from 18.7 psi to 20.2 psi, the volume changes from 0.475 L to 1.054 L and the temperature changes from K to 465 K.

1. Using the balanced equation, answer the following questions: 2KClO3 → 2KCl + 3O2 a. How many molecules of O2 will be formed from 34.35 grams of KClO3? b. How many grams of KCl will be formed from 52.53 grams of KClO3?

A candy bar has a total mass of 75.0 grams. In a calorimetry experiment, a 1.0-g sample of this candy bar was burned in a calorimeter surrounded by 1000g of water.

What is the definition of diploid

A student obtains the following dа ta: Mass of empty, dry graduated cylinder: 20.134 g Volume added of NaCl solution: 6.744 mL Mass of graduated cylinder NaCl solution: 33.393 g What is the density of the solution?

58. Explain why each successive ionization of an electron requires a greater amount of energy. (6.3)

Define Average speed

Is the equation 3Br2+2Ga 2GaBr3 which of the following is not true

What is the equivalent mass of HBr in a complete neutralization reaction?

What would be the total mass of the products of a reaction in which 25 grams of table salt decomposes into the elements sodium and chlorine?