How old can ketchup get before its gone off

Because of the acidity of the tomatoes and vinegar, and the amount of sugar, ketchup has a pretty long shelf life. An unopened container of ketchup can remain stored for up to two years past the printed expiration date. Once the bottle is opened, it will last for another year in the refrigerator.

how to know you're in love with someone you've just started getting to know can be a bit tricky because — feelings aside — they are technically still a stranger to you. although you might feel the urge to dive in and start professing your undying love for them asap, it's important to remember that it can be easy to confuse feelings of immense attraction with actual love.

answer(b) keep oxygenated and deoxygenated blood separate;