Which statement is true if the (triangle here) Hrxn of a reaction is positive?

The reaction is endothermic.

The reaction is exothermic.

There is more reactant than product.

There is more product than reactant.

What kind of bond is formed when electrons are gained or lost? A. Covalent bond B. Magnetized bond C. Ionic bond D. Cooperative bond

A sample of gas in which [h2s] = 5.25 m is heated to 1400 k in a sealed vessel. after chemical equilibrium has been achieved, what is the value of [h2s]? assume no h2 or s2 was present in the original sample.

Which of the following is not a disaccharide? A) sucrose B) maltose C) lactose D) amylose E) all of the above are disaccarides

The conjugate acid in the reaction described in HCl (g) + NH3 (aq) → NH4 + (aq) + Cl - (aq) is

The most common substance on earth is water. True Or False

Is argon long hand or noble gas

Lithium, beryllium, and boron are elements with atomic number 3, 4, and 5, respectively. Even though they are three of the five simplest elements, why are they rare compared to many heavier elements?

What is the formula equation for: Copper (II) Sulfate Pentahydrate - > Copper (II) Sulfate + Water?

what combination will result in a acidic solution? a reaction of strong acid and strong base b reaction of strong acid and weak base c a reaction of weak acid and strong base d reaction of weak acid and weak base

How many moles of sucrose (C12 H12 O11) would be in 7.1 liters of a 0.93 molarity solution of sucrose?