中子n、质子p、氦核D的质量分别为Mn、Mp、Md,现用光子能量为E的r射线照射静止氦核使之分解,反应方程...中子n、质子p、氦核D的质量分别为Mn、Mp、Md,现用光子能量为E的r射线照射静止氦核使之

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中子n、质子p、氦核D的质量分别为Mn、Mp、Md,现用光子能量为E的r射线照射静止氦核使之分解,反应方程...中子n、质子p、氦核D的质量分别为Mn、Mp、Md,现用光子能量为E的r射线照射静止氦核

中子n、质子p、氦核D的质量分别为Mn、Mp、Md,现用光子能量为E的r射线照射静止氦核使之分解,反应方程...中子n、质子p、氦核D的质量分别为Mn、Mp、Md,现用光子能量为E的r射线照射静止氦核使之
中子n、质子p、氦核D的质量分别为Mn、Mp、Md,现用光子能量为E的r射线照射静止氦核使之分解,反应方程...
中子n、质子p、氦核D的质量分别为Mn、Mp、Md,现用光子能量为E的r射线照射静止氦核使之分解,反应方程为r+D→p+n,若分解后的中子、质子的动能可视为相等,则中子的动能是多少?

中子n、质子p、氦核D的质量分别为Mn、Mp、Md,现用光子能量为E的r射线照射静止氦核使之分解,反应方程...中子n、质子p、氦核D的质量分别为Mn、Mp、Md,现用光子能量为E的r射线照射静止氦核使之
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中子n、质子p、氦核D的质量分别为Mn、Mp、Md,现用光子能量为E的r射线照射静止氦核使之分解,反应方程...中子n、质子p、氦核D的质量分别为Mn、Mp、Md,现用光子能量为E的r射线照射静止氦核使之 2004广东高考中子n、质子p、氘核D的质量分别为Mn、Mp、MD,现用光子能量为E的r射线照射静止氘核使之分裂,反应的方程为:r+D=p+n,若分裂后中子、质子的动能可视为相等,则中子的动能是( )A.0. 在光子辐射的情况下核反应释放的核能?下题请求帮助例3】 (2004广东、广西高考)中子n、质子p、氘核D的质量分别为mn、mp、mD.现用光子能量为E的γ射线照射静止的氘核使之分解,反应方程为γ+D= 以mD、mP、mN分别表示氘核、质子、中子的质量,则 ( )A.mD=mP+mN B.mD=mP+2mN C.mD>mP+mN D.mD选D 以MD,MP,MN分别表示氘核,质子,中子的质量,则MD〈MP+MN,为什么呢 化学原子结构:以MD,MP,MN分别表示氘核,质子,中子的质量,则MD〈MP+MN,为什么? 怎么求一个原子中中子和质子的质量和摩尔质量?假设一个原子的质子数为Z,中子数为N.质量为Y.摩尔质量为X.则其中子和质子的质量与摩尔质量为多少?中子和质子的质量和为该原子的质量吗( 质子的符号是什么像中子是n,电子是e,质子的符号是不是p? 质子的质量?中子的质量? 设某元素的原子核内,质子数为m中子数为n,则下列各论断中,正确的是()?设某元素其原子核内的质子数为m,中子数为n,则下列各论断中,正确的是()?A.核内中子的总质量小于质子的总质量 B. 质子和中子的质量分别时电子质量的多少倍 原子核内有6个质子和6个中子的一种碳原子的质量为m克原子核内有6个质子和6个中子的一种碳原子的质量为m克,已知R原子的核内有a个中子,R原子的实际质量为n千克,则R原子的质子数为多少 中子质子和氘核的质量分别为m1,m2,m3,现用光子能量为E的r射线照射静止的氘核,使之分解为一个中子和一个质子,若分解后的中子和质子动能相等,则中子的动能是多少?二分之一【E+(m3-m1-m2)c平方 原子的质量主要取决于原子的 A 质子数和中子数 B 质子数和中子数 C 中子数 D 核外电子数 已知一个碳12原子的质量为m kg,一个A原子质量为n kg ,其中有n个质子,则A原子中的中子数为? 中子电子质子分别是谁发现的 质子,中子,核外电子的作用分别是什么 4.设质子、中子、氘核的质量分别为m1、m2和m3.那么,当一个质子和一个中子结合成一个氘核时,释放的能量是 [ ]A.m3c2 B.(m1+m2)c2C.(m3-m2-m1)c2 D.(m1+m2-m3)c2