Units Archive - Page 19 of 466

QUESTION 08 Calculate the density of hydrogen, \(\ce{H2}\), gas at standard state. 0.045 g/L 0.089 g/L 0.18 g/L...

29 Sep

Kosen 2019 Chemistry 08

Andi

QUESTION 08 Calculate the density of hydrogen, \(\ce{H2}\), gas at standard state. 0.045 g/L 0.089 g/L 0.18 g/L...

QUESTION 07 When 10 mL of 1.0 mol/L sulfuric acid reacts with 1.0 g of \(\ce{NaOH}\), how much reactant...

29 Sep

Kosen 2019 Chemistry 07

Andi

QUESTION 07 When 10 mL of 1.0 mol/L sulfuric acid reacts with 1.0 g of \(\ce{NaOH}\), how much reactant...

QUESTION 06 A 250 mL solution is produced by dissolving 0.10 g of sodium hydroxide in sufficient water. What...

29 Sep

Kosen 2019 Chemistry 06

Andi

QUESTION 06 A 250 mL solution is produced by dissolving 0.10 g of sodium hydroxide in sufficient water. What...

QUESTION 05 Which of the following salts shows acidic when it dissolves in water? \(\ce{Na2CO3}\) \(\ce{CaCl2}\) \(\ce{NH4Cl}\) \(\ce{CH3COONa}\) \(\ce{K2SO4}\)...

29 Sep

Kosen 2019 Chemistry 05

Andi

QUESTION 05 Which of the following salts shows acidic when it dissolves in water? \(\ce{Na2CO3}\) \(\ce{CaCl2}\) \(\ce{NH4Cl}\) \(\ce{CH3COONa}\) \(\ce{K2SO4}\)...

QUESTION 04 Which of the following molecules has the same number of shared electron pairs as unshared electron pairs...

29 Sep

Kosen 2019 Chemistry 04

Andi

QUESTION 04 Which of the following molecules has the same number of shared electron pairs as unshared electron pairs...

QUESTION 03 Which of the following atoms has the smallest number of valence electrons? Cl Be Al Ne Na...

29 Sep

Kosen 2019 Chemistry 03

Andi

QUESTION 03 Which of the following atoms has the smallest number of valence electrons? Cl Be Al Ne Na...

QUESTION 02 Which of the following atoms has a different number of neutrons from electrons? \(\ce{^4He}\) \(\ce{^{14}N}\) \(\ce{^{16}O}\) \(\ce{^{32}S}\)...

29 Sep

Kosen 2019 Chemistry 02

Andi

QUESTION 02 Which of the following atoms has a different number of neutrons from electrons? \(\ce{^4He}\) \(\ce{^{14}N}\) \(\ce{^{16}O}\) \(\ce{^{32}S}\)...

QUESTION 01 Which of the following elements is not a representative (typical) element? Zn Mn Ca Si Ar 🔍...

29 Sep

Kosen 2019 Chemistry 01

Andi

QUESTION 01 Which of the following elements is not a representative (typical) element? Zn Mn Ca Si Ar 🔍...

QUESTION 08 Let \(f(x) = e^x\), \(g(x) = 1 + x\), and \(h(x) = 1 + x + 2x^2\)....

28 Sep

Gakubu 2019 Mathematics B 08

Andi

QUESTION 08 Let \(f(x) = e^x\), \(g(x) = 1 + x\), and \(h(x) = 1 + x + 2x^2\)....

QUESTION 07 Let \(I (m, n)\) be a function of a pair \((m, n)\) of natural numbers that is...

28 Sep

Gakubu 2019 Mathematics B 07

Andi

QUESTION 07 Let \(I (m, n)\) be a function of a pair \((m, n)\) of natural numbers that is...