When the drug heroin comes into contact with the marquis reagent chemical what happens?
a. it...
Chemistry, 03.10.2019 00:30, emmaishere69
When the drug heroin comes into contact with the marquis reagent chemical what happens?
a. it burns up
b. it glows in the dark
c. it turns purple
d. it foams
Answers: 1
Chemistry, 22.06.2019 15:00, kandi2565
Large helium-filled balloons are used to lift scientific equipment to high altitudes. what is the pressure inside such a balloon if it starts out at sea level with a temperature of 10.0ºc and rises to an altitude where its volume is twenty times the original volume and its temperature is – 50.0ºc ?
Answers: 2
Chemistry, 22.06.2019 17:50, kaylamount
Cryolite, na3alf6(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide. start this question by first balance the chemical equation.1.) balance the equation: - alo3(s)+naoh(l)+hf(> na3alf6+h2o(g). 2.) if 17.5 kilograms of al2o3(s), 51.4 kilograms of naoh(l), and 51.4 kilograms of hf(g) react completely, how many kilograms of cryolite will be produced? 3.)which reactants will be in excess, (al2o3, naoh, or hf) 4.)what is the total mass of the excess reactants left over after the reaction is complete in kg?
Answers: 2
Mathematics, 02.10.2019 21:00
Mathematics, 02.10.2019 21:00
Spanish, 02.10.2019 21:00
Mathematics, 02.10.2019 21:00
Mathematics, 02.10.2019 21:00