Alguém poderia me explicar como balancear uma equação

The stability of an isotope is based on its?

A 25.0 ml volume of hcl solution with an unknown concentration is titrated with a 0.208 m naoh solution. neutralization of the hcl solution requires 26.6 ml of the naoh solution. calculate the concentration of the hcl solution.

Superheated steam at T 1 (° C) T1 (°C) and 20.0 bar is blended with saturated steam at T 2 (° C) T2 (°C) and 10.0 bar in a ratio (1.96 kg of steam at 20 bar) / (1.0 kg of steam at 10 bar). The product stream is at 250°C and 10.0 bar.

The excess energy which a molecule must posses to become active is known as?

Alteration of the physical form of a drug outside its label is

Becky leaves home and write a distance of 30 KM it took her 2.5 hours what is her speed

Describe the weather associated with a high presurre system

Which of the following is equal to distance/time?

Which of the following should you always wear to avoid being thrown from a vehicle and then crushed if it tips over?

If the titrant has a molarity of 0.1000 m and there are 45.00 ml of analyte present, what is the molarity of the analyte?