simmonaacandaR simmonaacandaR

02-12-2016
Health

contestada

Which two chemical substances are needed to begin the photosynthesis factory process ____

Respuesta :

Abbyvogl Abbyvogl

03-12-2016

CO2 and H2O are needed

Answer Link

Otras preguntas

Given the balanced equation: I + I==> I2 Which statement describes the process represented by this equation? (1) A bond is formed as energy is absorbed. (2)

How do you find the are of the circle and the square

The total mass of the protons in an atom of gold-198 is approximately (1) 79 atomic mass units (2) 119 atomic mass units (3) 198 atomic mass units (4) 277 atomi

Which balanced equation represents a chemical change? (1) H2O(l) + energy → H2O(g) (2) 2H2O(l) + energy → 2H2(g) + O2(g) (3) H2O(l) → H2O(s) + energy (4) H2O(g)

Which element is malleable and can conduct electricity in the solid phase? (1) iodine (3) sulfur (2) phosphorus (4) tin

Which element is malleable and can conduct electricity in the solid phase? (1) iodine (3) sulfur (2) phosphorus (4) tin

What is the position of the element ammonia in periodic table?

Which statement best describes electrons?(1) They are positive subatomic particles and are found in the nucleus.(2) They are positive subatomic particles and ar

Atoms of which element can bond to each other to form chains, rings, and networks? (1) carbon (3) hydrogen (2) fluorine (4) oxygen

Which compound becomes less soluble in water as the temperature of the solution is increased?(1) HCl (2) KCl (3) NaCl (4) NH4Cl