Chemical reactions
occur only in living organisms
create and destroy atoms
only o...
Chemical reactions
occur only in living organisms
create and destroy atoms
only occur outside living organisms
produce new substances
2. what does the symbolin a chemical equation mean? heat is supplied to the reaction.
a catalyst is needed.
yields
precipitate
3. a skeleton equation does not show which of the following?
the correct formulas of the reactants and products
the reactants on the left, the products on the right
an arrow connecting the reactants to the products
the relative amounts of reactant
Answers: 1
Another question on Chemistry
Chemistry, 21.06.2019 19:30
Which answer lists the fundamental forces in order from strongest to weakest
Answers: 1
Chemistry, 22.06.2019 10:00
The reactions shown here can be combined to make the overall reaction c(s) + h2o(g) ⇌ co(g) + h2(g) by reversing some and/or dividing all the coefficients by a number. a. c(s) + o2(g) → co2(g) k=1.363×10^69 b. 2 h2(g) + o2(g) → 2 h2o(g) k=1.389×10^80 c. 2co(g) + o2 (g) → 2 co2(g) k=1.477×10^90
Answers: 1
Chemistry, 22.06.2019 19:00
How many liters of ethylene glycol antifreeze (c2h6o2), with a density of 1.100 g/l, would you add to your car radiator containing 15.0 kg of water if you needed to protect your engine to - 21.5°c? for water, kf = 1.86°c m -1.
Answers: 1
Chemistry, 22.06.2019 22:00
4.25g sample of solid ammonium nitrate dissolves in 60.0g of water in a coffee-cup calorimeter, the temperature drops from 22.0 c to 16.9 c. assume that the specific heat of the solution is the same as that of pure water. calculate delta(h) (in kj/mol nh4no3) for the solution proces.
Answers: 2
You know the right answer?
Questions
Business, 30.04.2021 15:10
Social Studies, 30.04.2021 15:10
Computers and Technology, 30.04.2021 15:10
Biology, 30.04.2021 15:10
Chemistry, 30.04.2021 15:10
Mathematics, 30.04.2021 15:10
Physics, 30.04.2021 15:10
Mathematics, 30.04.2021 15:10
Chemistry, 30.04.2021 15:10
