H2GM - Every Question Matters.

Recent Questions

In **Chemistry** / **College** | 2025-07-03

[Open]A chemistry teacher adds 50.0 mL of $1.50 M H _2 SO _4$ solution to 200 mL of water. What is the concentration of the final solution? Use $M_i V_i=M_i V_{\text {T }}$. A. 0.300 M B. 0.375 M C. 6.00 M D. 7.50 M

In **Social Studies** / **College** | 2025-07-03

[Open]According to realistic conflict theory, what is the main driver of intergroup conflict? A. Differences in education levels B. Stereotypes and media portrayal C. Competing goals between groups D. Lack of communication

In **Social Studies** / **College** | 2025-07-03

[Open]Compared to other developed countries, the United States most likely A. provides its citizens with better housing and health care. B. keeps a higher percentage of its gold in reserve. C. has a higher overall standard of living. D. produces a higher gross domestic product.

In **Chemistry** / **College** | 2025-07-03

[Open]Consider the half reactions below for a chemical reaction. [tex]\begin{array}{l} Mg \longrightarrow Mg^{2+}(aq)+2 e^{-} \\ 2 H^{+}(aq)+2 e^{-} \longrightarrow H_2(g) \end{array}[/tex] What is the overall equation for this chemical reaction? A. [tex]Mg ( s )+2 H ^{+}( aq ) \longrightarrow Mg ^{2+}( aq )+ H _2(g)[/tex] B. [tex]Mg ( s )+2 H ^{+}( aq ) \longrightarrow Mg ^{2+}( aq )+2 e ^{-}[/tex] C. [tex]Mg ^{2+}( aq )+ H _2(g) \longrightarrow Mg ( s )+2 H ^{+}( aq )[/tex] D. [tex]Mg ( s )+2 H \longrightarrow Mg ( aq )+ H _2(g)[/tex]

In **Business** / **College** | 2025-07-03

[Open]Consider cases where the number of withholding allowances is less than 6. Which will cause the amount of federal income tax withheld to increase? a. Gross pay stays the same and withholding allowances increase. b. Gross pay increases by more than $20 and withholding allowances stay the same. c. Gross pay increases by more than $20 and withholding allowances increase. d. Gross pay decreases by more than $20 and withholding allowances stay the same.

In **Mathematics** / **College** | 2025-07-03

[Open]Let [tex]$\log _b A=3 ; \log _b C=2 ; \log _b D=5$[/tex] What is the value of [tex]$\log _b\left(\frac{A^5 C^2}{D^6}\right)^{\text {? }}$[/tex] A. -11 B. 2 C. -15,378 D. There isn't enough information to answer the question.

In **Mathematics** / **High School** | 2025-07-03

[Open]Simplify: [tex]$27_6-5^2 / 3+4^3 / 4$[/tex] A. [tex]$1 / 4$[/tex] B. [tex]$1 %$[/tex] C. [tex]$1 \frac{1}{4} / 4$[/tex] D. [tex]$1^3 / 4$[/tex]

In **History** / **College** | 2025-07-03

[Open]During the rule of the Directory, Napoleon Bonaparte attempted to attack France's enemy by invading: A. Prussia, the Netherlands B. Britain, Egypt C. Austria, Vienna D. Britain, Scotland

In **Mathematics** / **High School** | 2025-07-03

[Open]Factor completely $2 x^2+4 x-2$. A. $2\left(x^2+2 x-1\right)$ B. $2\left(x^2+2\right)$ C. $2 x\left(x^2+2 x-1\right)$ D. Prime

In **Mathematics** / **College** | 2025-07-03

[Open]If $y$ varies directly as $x$, and $y$ is 18 when $x$ is 5, which expression can be used to find the value of $y$ when $x$ is 11? A. $y=\frac{5}{18}(11)$ B. $y=\frac{18}{5}(11)$ C. $y=\frac{(x+5)(5)}{11}$ D. $y=\frac{11}{(18)(5)}$