9. Given the following reaction: 2NO (g) + O2 (g) → 2NO2 (g) How many liters of gaseous oxygen are needed

to produce 4.50 L of gaseous nitrogen dioxide, if both gases are being measured at STP?

Specific heat of water is 4.18 J/g°C. How many Joules are needed to warm 10 grams of water from 10 to 25 degrees Celsius?

What are some pollutants that cause acid rain?

9-19. Calculate the pH of water at 25°C and 75°C. The values for pKw at these temperatures are 13.99 and 12.70, respectively.

How does the Richter scale work? For 6th grade science

A period of adjustment that occurs when a person stop taking a drug

What is the theoretical yield of silver chloride?

Calculate the cell potential for the galvanic cell in which the reaction Fe (s) + Au 3 + (aq) - ⇀ ↽ - Fe 3 + (aq) + Au (s) occurs at 25 ∘ C, given that [ Fe 3 + ] = 0.00150 M and [ Au 3 + ] = 0.797 M.

Magnesium is lighter than other structural metals, so it is increasingly important in the design of more efficient vehicles.

The relationship between number of particles and pressure is As number of particles increases, pressure increases As number of particles increases, pressure decreases The two are not related

Consider the reaction: Al2S3 + 6 HCl → 2 AlCl3 + 3 H2S The reaction has a 29.1% yield. How many grams of Al2S3 are needed to react with 30.0 moles of HCl? a) The molar mass of Al2S3 is 150.16 grams/mole. b) The molar mass of HCl is 36.46 grams/mole.