Question

State the conditions necessary for a chemical change or reaction to take place? ​

Answer 1

Answer:

conditions necessary for a chemical reaction are : 1- a minimum amount of energy 2-the molecules or atoms of the reactants must collide with one another 3- the speed of the reaction should be appreciable 4- the rate of reaction depends on: 1- temperature 2- presence of light 3- electricity 4- pressure

Answer 2

Explanation:

• - ᴀ ᴍɪɴɪᴍᴜᴍ ᴀᴍᴏᴜɴᴛ ᴏꜰ ᴇɴᴇʀɢy
• ᴛʜᴇ ᴍᴏʟᴇᴄᴜʟᴇꜱ ᴏʀ ᴀᴛᴏᴍꜱ ᴏꜰ ᴛʜᴇ ʀᴇᴀᴄᴛᴀɴᴛꜱ ᴍᴜꜱᴛ ᴄᴏʟʟɪᴅᴇ ᴡɪᴛʜ ᴏɴᴇ ᴀɴᴏᴛʜᴇʀ
• ᴛʜᴇ ꜱᴩᴇᴇᴅ ᴏꜰ ᴛʜᴇ ʀᴇᴀᴄᴛɪᴏɴ ꜱʜᴏᴜʟᴅ ʙᴇ ᴀᴩᴩʀᴇᴄɪᴀʙʟᴇ
• ᴛʜᴇ ʀᴀᴛᴇ ᴏꜰ ʀᴇᴀᴄᴛɪᴏɴ ᴅᴇᴩᴇɴᴅꜱ ᴏɴ:-
• 1- ᴛᴇᴍᴩᴇʀᴀᴛᴜʀᴇ 2- ᴩʀᴇꜱᴇɴᴄᴇ ᴏꜰ ʟɪɢʜᴛ 3- ᴇʟᴇᴄᴛʀɪᴄɪᴛy 4- ᴩʀᴇꜱꜱᴜʀᴇ .