A polybasic acid contains more than one atom of hydrogen which is replaceable by metals; moreover, in such an acid the replacement may be entire with the formation of normal salts, partial with the formation of acid salts, or by two or more different metals with the formation of compound salts (see Salts).
According to Mattel, the batteries are replaceable.
All three hydrogen atoms are replaceable by organic radicals and the resulting compounds combine with compounds of the type RC1, RBr and RI to form stibonium compounds.
An acid is said to be monobasic, dibasic, tribasic, &c., according to the number of replaceable hydrogen atoms; thus HNO 3 is monobasic, sulphuric acid H 2 SO 4 dibasic, phosphoric acid H 3 PO 4 tribasic.
Another benefit to Discover gift cards is that they are replaceable if they are lost or stolen.
Batteries that provide over thirty hours of light, and the batteries that are included with the pair are replaceable at a variety of other websites.
Bionaire makes three lines of air purifiers, the EverFresh Air Exchange System, the PermaTech Filter Air Cleaner, and the replaceable filter air cleaner line.
Check that the watch strap and other pieces of the watch are replaceable as this will help to extend the life of the watch.
Concealed under the end-cap, with its spring-loaded clip, is a replaceable eraser.
Due note to the replaceable dropout which is a must, why doesn't every manufacturer supply these?
Either they are a directly replaceable font that you can use in just about any word processor, like Microsoft Word, or they are a series of bitmap images that must be used with a specialized program.
For these only will the symbolic product be replaceable by a linear function of products of real coefficients.
If you can't afford a higher quality bike, you'll might find that you can update certain parts of the bike as you invest in smaller, replaceable items.
If you've ever taken apart a coffee maker, then you probably already know that this type of small appliance is made up from a few basic parts that are all replaceable.
If your china is not replaceable and you must use a certain set, since most people have only one set of fine china, then make sure it will go with your setting.
Innotek sells both a replaceable battery collar and a rechargeable battery version.
It has carbon wishbone rear seat stays, replaceable head tube (campag compatible ).
It has carbon wishbone rear seat stays, replaceable head tube (campag compatible).
It has two Velcro straps, a padded tongue, and a replaceable heel pad.
It's inexpensive, easily cut to fit, durable yet replaceable, and it's readily available.
It's replaceable – you're not.
It's replaceable – you're not.
Mitigation banking is only suitable for systems which have been shown to be replaceable, or for which acceptable trade-offs can be agreed.
Most of the parts in a CPAP mask are replaceable.
Quality wood stoves should have replaceable internal parts.
Regardless, this bag features an interchangeable and replaceable skin that can be removed during traveling.
The 10g monofilaments are replaceable providing the user with a reliable and reproducible test.
The boxes are fitted with replaceable polyester foam inserts.
The GE Spacemaker microwave has a large number of parts that are easily replaceable and relatively inexpensive.
The LED bulbs are not replaceable, but last over 100,000 hours.
The main ingredient, carbon black is mildly toxic, but modern machines with replaceable toner cartridges minimize exposure.
The padded tongue won't make your feet uncomfortable as you pedal, and the sole has a replaceable heel pad.
The threaded arbor has a 1/4 inch replaceable pilot drill.
The tradition continues, mainly because slippers are inexpensive and easily replaceable.
The triazoles behave as weak bases, the imido-hydrogen being replaceable by metal.
There are four Velcro straps, a replaceable heel pad, and enough room for your coziest socks.
There's a replaceable mech hanger, so pack yourself a spare one when you go traveling.
These are a wise safety move if you are using the stainless steel scalpel handles with the replaceable blades.
They also tend to be lightweight and their parts are easily replaceable.
This view, which was specially supported by Gay-Lussac and Leopold Gmelin and accepted by Berzelius, necessitated that all acids were monobasic. The untenability of this theory was proved by Thomas Graham's investigation of the phosphoric acids; for he then showed that the ortho- (ordinary), pyroand metaphosphoric acids contained respectively 3, 2 and I molecules of " basic water " (which were replaceable by metallic oxides) and one molecule of phosphoric oxide, P2 05.
Try to find a pair that has replaceable prongs!
Whenever possible, each function should be implemented on a single replaceable item to make fault isolation straightforward.
While these are some of the most common parts to be replaced, virtually every component on the GE Spacemaker microwave is replaceable.
While they differ slightly, all models have replaceable sweatbands and cover lenses.
Wislicenus found that only one hydrogen atom in the -CH 2 - group is directly replaceable by sodium, and that if the sodium be then replaced by an alkyl group, the second hydrogen atom in the group can be replaced in the same manner.
With 12 spikes per pair, these are easily replaceable and inexpensive to maintain.
With regard to Graham's more purely chemical work, in 1833 he showed that phosphoric anhydride and water form three distinct acids, and he thus established the existence of polybasic acids, in each of which one or more equivalents of hydrogen are replaceable by certain metals (see Acid).