Which element reacts spontaneously with 1.0 M HCl at room temp? 1. copper 2. gold 3. silver 4. zinc

Two scientists were working on an idea. They kept in touch by asking each other questions about which designs worked better. After months of experiments one of the scientists discovered a breakthrough.

Given K = 3.61 at 45°C for the reaction A (g) + B (g) equilibrium reaction arrow C (g) and K = 7.19 at 45°C for the reaction 2 A (g) + D (g) equilibrium reaction arrow C (g) what is the value of K at the temperature for the following reaction?

at what temperature (inc) would the volume a gas be equal to 45.7L if the volume of gas was 33.9L at 12.4c

How many mol of Cl are there in 385 grams of CCl4

Bottled gas is stored outside buildings because there is a danger if they are in a fire. explain what can happen to full gas bottles if they are involved ina fire

What type of reactions is: C7H16 + O2 - -> CO2 + H20

What is the dependent variable for," does a covered pot boil faster with the lid on or off

An aqueous solution containing both Sr2 + and CO32 - ions is mixed in order to precipitate SrCO3 (s). given there are 1.40 mL of 2.53 M Sr2 + ions, calculate the mass of SrCO3 that is formed. assume that all of the Sr2 + ions are consumed.

The concentration of which component of the atmosphere has increased dramatically since the beginning of the industrial era?

A chemical names an element