Answers created by Kris Caceres

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Question #877f4
What are the number of bonding pairs and lone pairs of electrons in $H_{2} O$ $H_2O$ ?
I know the three is correct, but what’s the rest?
During an effusion experiment, oxygen gas passed through a tiny hole 2.5 times faster than the same number of moles of another gas under the same conditions, what is the molar mass of the unknown gas?
A sample of gas occupies 17 mL at -112 C. What volume does the sample occupy at 70°C?
What element has symbol of N?
What element has symbol of O?
What element has symbol of Am?
What element has symbol of Am?
What element has symbol of Na?
What element has symbol of Cl?
What element has symbol of Zn?
What element has symbol of Cd?
What element has symbol of Li?
What element has symbol of Rg?
What element has symbol of Al?
120 grams $N a C l$ $NaCl$ is equal to how many molecules of $N a C l$ $NaCl$ ?
Potassium chloride (KCI) is a compound formed when K transfers an electron to CI. What kind of bond holds KCl together?
Question #99fb0
How many significant digits does 80800 have?
How many significant digits does 20.0020 have?
What happens to the temperature of a gas when it is compressed?
What element has symbol of Ar?
When you cool liquid water to 0C, what will happen?
What element has symbol of B?
Question #abbbc
What element has the highest electronegativity?
How many significant digits does 50007 have?
What is the formula for ammonium sulfate?
What element has symbol of C?
What is the empirical formula of a substance with 74.0% C , 8.65% H, and 17.4% N?
The sum of 2 numbers is 14 and the sum of their squares is 148, how do you find the numbers?
How do you write the mathematical expression for "4 more than 3"?
How do you simplify $\sqrt{\frac{1}{3}}$ $sqrt(1/3)$ ?
Kevin uses $1 \frac{1}{3}$ $1 1/3$ cups of flour to make one loaf of bread, $2 \frac{2}{3}$ $2 2/3$ cups of flour to make two loaves of bread, and $4$ $4$ cups of flour to make three loaves of bread. How many cups of flour will he use to make four loaves of bread?
What does the Constant R in the Ideal Gas Law mean?
What general shape will $C C l_{4}$ $C Cl_4$ most likely have?
How do you factor the trinomial $r^{2} + 6 r + 5$ $r^2 + 6r + 5$ ?
What is the name of $C a C l_{2}$ $CaCl_2$ ?
How do you solve $9 (2 x - 1) + x = 3 (6 x - 3)$ $9(2x-1)+x=3(6x-3)$ ?
How do you use PEMDAS to simplify ${(9 - 7)}^{3} - (4 + 3)$ $(9-7)^3 - (4+3)$ ?
How do you factor: $y = 27 x^{3} - 1$ $y= 27x^3 - 1$ ?
What is the frequency of a yellow lamp with a wave length of 590 nm?
How do you solve the following linear system $- x + 2 y = 6, x + 4 y = 24$ $-x + 2y = 6 , x + 4y =24$ ?
What is $\frac{- 5 π}{6}$ $(-5pi)/6$ radians in degrees?
How do you write "calcium hydroxlde + phosphoric acid yield calcium phosphate + water"?
How do you write 100,000,000,000 in scientific notation?
How do you solve 7x - 2y = -8 and x = -2?
Humans sleep about $\frac{1}{3}$ $1/3$ of each day. Let each year equal $365$ $365$ $\frac{1}{4}$ $1/4$ days. How many days in a year does the average human sleeps?
How many significant digits are in the value 0.0050340?
\What is the percent by mass of hydrogen in aspirin, $C_{9} H_{8} O_{4}$ $C_9H_8O_4$ ?
How do you balance $A l B r_{3} + K_{2} S O_{4} \to K B r + A l_{2} {(S O_{4})}_{3}$ $AlBr_3 + K_2SO_4 -> KBr + Al_2(SO_4)_3$ ?
What is ground state electron configuration of W3+?
What is the $d$ $d$ configuration of the metal in ${[Mn {(H_{2} O)}_{6}]}_{6}^{2 +}$ $["Mn"("H"_2"O")_6]^(2+)$ ? Will it be low spin or high spin?
What is the mass of 1 mole of $O_{2}$ $O_2$ molecules?
What is the molecular weight of SO4?
How many moles are in 54.6 grams rubidium sulfide?
How do you convert 2.50 moles of CuO to grams?
What is the mass in $3.01 \cdot 10^{23}$ $3.01 * 10^23$ molecules of $F_{2}$ $F_2$ ?
The equation $2 N a N O_{3} + C a C l_{2} \to 2 N a C l + C a {(N O_{3})}_{2}$ $2NaNO_3 +CaCl_2->2NaCl+Ca(NO_3)_2$ is balanced. How many atoms of oxygen are there on each side of the equation?
Question #54a62
How many moles are in $5.75 \cdot 10^{24}$ $5.75 * 10^24$ atoms of Al?
What is the electron configuration of calcium?
How many electrons are lost or gained in forming each $A s^{- 3}$ $As^(-3)$ ?
What are the electron configurations for I and N3?
What is the maximum electron capacity of the "s" orbital of an atom?
What is the electron configuration of a Mn atom in the ground state?