Try to take the carpet up and hang it up somewhere, but if its "stuck" to the ground, try to suck up the water with a vacuum cleaner or find something quite absorbing.
You can rent special low floor fans for this from many rental depots.
Try CLR or an OXY cleaner.
Carpet tiles are the best kind of carpet covering for your basement floor. The main reason they are better is because they can be replaced easily in sections if water or mold becomes a problem.
buy a carpet knife, cut the carpet into sections, roll up and remove. if it is glued down you should rent an electric floor scraper from a home improvement center. costs about 50.00 to rent for a day and is well worth it.
Stains from carpet cannot be easily removed with plain water. Stain remover/ carpet cleaner is necessary in order to completely remove it.
The cost of carpet for a 800 square foot basement depends on the price of the carpet. It can cost upwards of 1.50 per square foot.
That musty smell could be coming from mold in the carpet and or it's padding, as basements tend to be damp. You could have the carpet cleaned professionally or clean it yourself with a good carpet cleaner. If this is unsuccessful it may be necessary to replace the carpet padding or both the carpet and it's padding.
Use a pump and hose.
You can use a spot remover, but it might be better for the carpet, kids, and pets if you use a carpet steam cleaner that uses hot water. This will melt the glue and remove it easily.
Soap and cold water
Yes you can.
water and a scrub brush and maybe some cleaning spray
To remove cat urine odor from carpet, you can clean the carpet with Febreze or another product that removes odors. You can also clean light carpets with hydrogen peroxide and water.