The unique properties of water include: Polarity Universal solvent High heat capacity Occurs in 3 states naturally on Earth Solid state is less dense than liquid state

By definition, how is an inorganic substance different from an organic substance? The inorganic substance is one that does not include both carbon and hydrogen. The inorganic substance consists of atoms of different elements bonded together. The inorganic substance consists of long chains of carbons and hydrogens.

Question 6 (Mandatory)(1 point) Which of the following two solutions will result in the formation of a precipitate when they are mixed? A) Cal_(2)(aq)+AgNO_(3)(aq) B) Sr(C_(2)H_(3)O_(2))_(2)(aq)+NaNO_(3)(aq) C) (NH_(4))_(2)CO_(3)(aq)+KCl(aq) D) BaBr_(2)(aq)+NaOH(aq)

The heat of vaporization for water is 540cal/g How many kilocalories are needed to change 7 g of liquid water to steam at 100^circ C ? Treat the heat of vaporization as exact. square

Question 9 (1 point) What is the formula to calculate the molarity of a solution? square A

Directions: Select the correct answer for each question. Question 3 of 3 Which of the following variables affect the flavor of coffee? Where coffee comes from (origin) How the cherry is removed from the bean (processing) If it's blended or not How it's brewed

1. (XC5pt) Calculate the concentration of each species of X in a 0.551 M solution of Na_(2)X_(41)= 5.59e-2,K_(22)=1.96e-7 [H_(2)X]=underline ( ) [HX^-]=underline ( )[X^2-]=underline ( ) [H_(3)O^+]=underline ( ) [OH-]=underline ( )pH=underline ( )

What is the freezing point of a solution of 0.5 mol of LiBr in 500 mL of water? (K^f=1.86^circ C/m) -7.44C -3.72C -5.58C -1.86C

To which of the following variables is change in boiling point directly proportional? molarity of solution molality of solution percent by volume of solution percent (mass/mass) of solution

What is the molarity of a solution that contains 6 moles of solute in 2 liters of solution? 7M 6M 3M 12M

Hot Questions

Which of the species below is less basic than acetylide? $CH_{3}MgBr$ $CH_{3}ONa$ $CH_{3}Li$ both A and C all of the above

Choose the conjugate acid for the following base: $N_{2}O_{2}^{2-}$ a. $NO_{2}^{-}$ $HN_{2}O_{2}^{-}$ $H_{2}N_{2}O_{2}$ $HNO_{2}$ $HPO_{4}^{2-}$ b. $H_{2}PO_{4}^{-}$ $H_{2}PO_{4}^{2-}$ $H_{3}PO_{4}$ $H_{3}PO_{4}^{-}$ $B_{4}O_{7}^{2-}$ C. $HB_{4}O_{7}^{2-}$ $HBO_{2}$ $HB_{4}O_{7}^{-}$ $H_{2}B_{4}O_{7}$

The difference between Q and $K_{sp}$ is no differencé. $K_{sp}$ is the value of the product at equilibrium and Q is the value of the product under any condition. Q is the value of the product at equilibrium and $K_{sp}$ is the value of the product under any condition. Q is greater than $K_{sp}$ $K_{sp}$ is greater than Q.

A gas occupies 718 mL at a temperature of $28.36^{\circ }C$ What is the volume of gas at $116.05^{\circ }C$ assuming pressure did not change? Give your answer in L to the hundredths place. Do not put units in the answer space.

Which of the following substances can behave as Lewis bases in an aqueous solution? (Select all that apply) D $CN^{-}$ D $NH_{3}$ $O^{2-}$ $Ag^{+}$ $NH_{4}^{+}$

$CH_{3}-CH_{2}-OH$ Spell out the full name of the compound. $\square $

QUESTION 1 OF 10 When reading a chemical label, it's important to check for what two kinds of hazards? SELECT ALL THAT APPLY health safety storage transportation

3) (4 pts) Give the structures (condensed or line-angle structures) of the isomers of $C_{4}H_{10}$ and name each.

Complete the table to describe the interactions. Interaction Effect on Effect on Species A Species B $\square $ $\square $

Complete and balance the following redox reaction in acidic solution . Be sure to include the proper phases for all species within the reaction. $As(s)\rightarrow H_{2}AsO_{4}^{-}(aq)+AsH_{3}(s)$