Which of the following would most likely cause a building to erode? A. acid rain B. the heat island effect C. heat pollution D. vehicle emissions

21.7 mL of gas at 98.8 kPa is allowed to expand at constant temperature into a 52.7 mL container. What is the new pressure of the gas?

a faucet is leaking water at a speed of 5 drops per minute. If 1 ml is equivalent to 10 drops, how many liters of water will be wasted in one day

What would happen if you took a normal-shaped bottle, sealed it at 1,000 feet, and then carried it up to 14,000 feet?

When a thermometer is placed in a beaker of warm water, the liquid rises. Why does this happen?

Calculate the number of cells in a hummingbird assuming it weighs 10-2 kg

NaCl + H2O → NaOH + Cl2 + H2 How many grams of chlorine gas, Cl2 are given off if 7.5 grams of sodium chloride, NaCl, are decomposed? Is this equation balanced?

What is the net ionic equation for the precipitation reaction between bacl2 and na2so4? a bacl2 (aq + na2so4 (aq? baso4 (s + 2nacl (aq b ba2 + (aq + so42 - (aq? baso4 (s c na + (aq + cl - (aq?

2. A compound with the following composition by mass: 24.0% C, 7.0% H, 38.0% F, and 31.0% P. what is the empirical formula

Why does the burning of magnesium ribbon start the reaction between iron oxide and aluminium when making iron?

Select all the elements that are in the same period as calcium potassium magnesium bromine scandium